/* Start Global Rules */
* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

:root {
    --main-color: #db094d;
    --main-color-alt: #b3083f;
    --secondary-color: #5f5f5f;
    --surface-color: #b3083e08;
    --surface-soft: #b3083f1f;
    --surface-elevated: #ffffff;
    --text-strong: #2f2f2f;
    --focus-ring: rgba(219, 9, 77, 0.35);
    --main-transition: 0.3s;
}

@font-face {
    font-family:'main-font';
    src: url('../hetacad/fonts/Tajawal/Tajawal-Medium.ttf');
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'main-font';
    margin: 0;
    direction: rtl;
    position: relative;
    color: var(--secondary-color);
    background-color: white;
}

a {
    text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--focus-ring);
    outline-offset: 2px;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.container {
    padding-left: 15px;
    padding-right: 15px;
    margin-left: auto;
    margin-right: auto;
}

/* Small */
@media (min-width: 768px) {
    .container {
        width: 750px;
    }

    html {
        font-size: 12px;
    }
}

/* Medium */
@media (min-width: 992px) {
    .container {
        width: 970px;
    }

    html {
        font-size: 14px;
    }
}

/* Large */
@media (min-width: 1200px) {
    .container {
        width: 1000px;
    }

    html {
        font-size: 16px;
    }
}

/* End Global Rules */
/* Start navbar */
.navbar {
    position: relative;
    /* background-color: var(--surface-elevated);
    -webkit-box-shadow: 0 0 10px #ddd;
    -moz-box-shadow: 0 0 10px #ddd;
    box-shadow: 0 0 10px #ddd; */
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    position: relative;
}

.navbar .logo {
    color: var(--main-color);
    font-size: 1.3rem;
    font-weight: bold;
    height: 55px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.navbar .main-nav {
    display: flex;
    overflow: hidden;
}

.navbar .main-nav li {
    overflow: hidden;
    height: 60px;
    max-height: 60px;
    width: 130px;
    max-width: 130px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.navbar .main-nav li a {
    height: 50px;
    max-height: 50px;
    width: 130px;
    max-width: 130px;
    background-color: var(--main-color-alt);
    position: absolute;
    top: -72px;
    transition: var(--main-transition) ease-in-out;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 25px;
    cursor: pointer;
}
.navbar .main-nav li:hover a {
    top: 5px;
}
.navbar .main-nav li a img {
    width: 25px;
    height: 25px;
}
.navbar .main-nav li span {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60px;
    position: relative;
    color: var(--text-strong);
    padding: 0 30px;
    overflow: hidden;
    font-size: 18px;
    transition: var(--main-transition);
}
.navbar .main-nav li:hover span {
    transform: translateY(60px);
    opacity: 0;
}
.navbar .main-nav .li-dropdown:hover .dropdown {
    top: 100%;
    visibility:visible;
    opacity: 1;
}
.navbar .main-nav li .dropdown {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    top: 200%;
    right: 37%;
    z-index: 1;
    background-color: var(--main-color-alt);
    box-shadow: 0px 5px 12px #00000084; 
    transition: var(--main-transition) ease-in-out;
    border-radius: 7px;
    width: 20%;
}
.navbar .main-nav li .dropdown .item-dropdown{
    position: relative;
    top: 0;
    color: #FFF;
    font-weight: 400;
    display: flex;
    justify-content: start;
    align-items: center;
    transition: var(--main-transition) ease-in-out;
    background-color: var(--main-color-alt);
    border-radius: 7px;
    padding: 20px 10px;
    width: 100%;
    max-width: 100%;
}
.navbar .main-nav li .dropdown .item-dropdown:hover{
    color: var(--main-color-alt);
    background-color: var(--surface-elevated);
}


.button {
    margin: 2px 10px;
    display: inline-block;
    position: relative;
    z-index: 1;
    overflow: hidden;
    text-decoration: none;
    font-family: 'main-font';
    font-weight: 600;
    font-size: 1rem;
    padding: 8px 15px;
    background-color: var(--surface-color);
    color: var(--main-color-alt);
    border: 0.15em solid var(--main-color-alt);
    border-radius: 15px;
    transition: var(--main-transition);
}

.button:before,
.button:after {
    content: "";
    position: absolute;
    top: -0.5em;
    z-index: -1;
    width: 200%;
    aspect-ratio: 1;
    border: none;
    border-radius: 40%;
    background-color: var(--main-color-alt);
    transition: 1.5s;
}

.button:before {
    left: -80%;
    transform: translate3d(0, 5em, 0) rotate(-340deg);
}

.button:after {
    right: -80%;
    transform: translate3d(0, 5em, 0) rotate(390deg);
}

.button:hover,
.button:focus {
    color: white;
}

.button:hover:before,
.button:focus:before,
.button:hover:after,
.button:focus:after {
    transform: none;
    background-color: var(--main-color-alt);
}

.navbar .container .btn-nav-menu-open {
    display: none;
}

/* ----- responsive navbar -------- */
@media (min-width:991px) {
    .navbar .container .main-nav-mobile{
        display: none;
    }
}

@media (max-width:991px) {
    .navbar .container .btn-nav-menu-open {
        display: inline-block;
        position: absolute;
        top: 35%;
        right: 5%;
        cursor: pointer;
    }
    .navbar .container .btn-nav-menu-open span{
        width: 30px;
        height: 4px;
        top: 0;
        position: absolute;
        background-color: var(--main-color-alt);
    }
    .navbar .container .btn-nav-menu-open span::before{
        content: " ";
        display: block;
        top: -9px;
        position: absolute;
        width: 30px;
        height: 4px;
        background-color: var(--main-color-alt);
    }
    .navbar .container .btn-nav-menu-open span::after{
        content: " ";
        display: block;
        bottom: -9px;
        position: absolute;
        width: 30px;
        height: 4px;
        background-color: var(--main-color-alt);
    }
    .navbar .main-nav{
        display: none;
    }
    .navbar .container .main-nav-mobile{
        width: 80%;
        height: 100vh;
        top: 0;
        right: 0%;
        z-index: 1000;
        position: fixed;
        background-color:var(--main-color-alt);
        box-shadow: -1px 0px 10px #00000044;
        transition: 1s;
    }
    .navbar .container .main-nav-mobile-close{
        right: -100%;
    }
    .navbar .container .main-nav-mobile .btn-nav-menu-close{
        position: relative;
        margin: 30px 20px 50px;
        display: flex;
        justify-content: end;
        cursor: pointer;
    }
    .navbar .container .main-nav-mobile .btn-nav-menu-close span{
        width:30px;
        height: 3px;
        position: absolute;
        background-color: var(--surface-elevated);
        transform: rotate(45deg);
        z-index: 100;
    }
    .navbar .container .main-nav-mobile .btn-nav-menu-close span::before{
        content: "";
        width:30px;
        height: 3px;
        position: absolute;
        background-color: var(--surface-elevated);
        transform: rotate(-90deg);
        z-index: 100;
    }
    .navbar .container .main-nav-mobile ul {
        position: relative;
        margin: 20px 0px;
    }
    .navbar .container .main-nav-mobile ul li {
        display: flex;
        align-items: center;
        border-bottom:1px solid #ffffff5e;
        padding: 15px;
        transition: var(--main-transition);
    }
    .navbar .container .main-nav-mobile ul li:hover{
        background-color: var(--main-color-alt);
    }
    .navbar .container .main-nav-mobile ul li img{
        width: 30px;
        margin-left: 10px;
    }
    .navbar .container .main-nav-mobile ul li a{
        color: #FFF;
        font-size: 1rem;
    }
    .navbar .container .main-nav-mobile form {
        position: relative;
    }
    .navbar .container .main-nav-mobile form img{
        position: absolute;
        width: 25px;
        left: 5%;
        top: 25%;
    }
    .navbar .container .main-nav-mobile form input{
        border: 1px solid #FFF;
        background-color: transparent;
        border-radius: 25px;
        width: 96%;
        display: block;
        margin-top: 30px!important;
        margin: 10px auto;
        height: 45px;
        color: #FFF;
        font-family: "main-font";
        font-size: 1rem;
        padding: 0px 20px;
    }
    .navbar .container .main-nav-mobile form input:focus{
        color: #FFF;
        font-size: 1rem;
        font-family: "main-font";
        padding: 0px 20px;
        outline: none;
    }
    .navbar .container .main-nav-mobile form input::placeholder{
        color: #FFF;
        font-family: 'main-font';
        padding-right: 10px;
        font-size: 1rem;
    }
    .navbar .container .main-nav-mobile ul .dropdown-remove{
        display: none;
    }
    .navbar .container .main-nav-mobile ul .dropdown{
        display: flex;
        flex-direction: column;
        justify-content: start;
        align-items: start;
        width: 100%;
        padding: 0;
    }
    .navbar .container .main-nav-mobile ul .dropdown:hover{
        background-color: transparent;
    }
    .navbar .container .main-nav-mobile ul .dropdown a{
        padding: 15px 75px;
        width: 100%;
    }
    .navbar .container .main-nav-mobile ul .dropdown a:hover{
        background-color: var(--main-color-alt);
    }
    .navbar .container {
        position: relative;
        display: block;
        height: 100px;
        width: 100%;
    }
    .navbar .container .logo {
        position: absolute;
        left: 4%;
        top:  8%;
    }
    .navbar .container .register {
        position: absolute;
        display: flex;
        align-items: center;
        top: 18%;
        right: 10%;
    }
    .navbar .container .register :nth-child(2){
        display: none;
    }
    .navbar .container .register-nav-mobile{
        position: relative;
        display: flex;
        justify-content: center;
        top: 3%;
        right: 0%;
    }
    .navbar .container .register-nav-mobile :nth-child(2){
        display: inline-block;
    }
    .navbar .container .register-nav-mobile .button{
        background-color: var(--surface-color);
        margin: 0px 13px;
        border: 2px solid var(--surface-color);
    }
}
@media (max-width: 770px) {
    .navbar .container .register {
        top: 12%;
        right: 14%;
    }
    .navbar .container .register-nav-mobile{
        position: relative;
        display: flex;
        justify-content: center;
        top: 3%;
        right: 0%;
    }
}



/* End navbar */
/* Start Landing */
.landing {
    position: relative;
    width: 100%;
}

.landing::before {
    content: "";
    position: absolute;
    left: 0;
    top: -80px;
    width: 100%;
    height: 100%;
    background-color: var(--surface-color);
    z-index: -1;
    transform-origin: top left;
}

.landing .banner-curve {
    position: absolute;
    left: 0;
    bottom: 74px;
    width: 100%;
    height: 65px;
    background-image: url(../hetacad/imgs/wave.png);
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: 100% 100%;
    z-index: 2;
}

.landing .container {
    min-height: calc(100vh - 72px);
    display: flex;
    align-items: center;
    padding-bottom: 120px;
    animation: beginning-scale 1s 1;
}
.landing .text {
    flex: 1;
}

@media (max-width: 991px) {
    .landing .text {
        text-align: center;
    }
}

.landing .text h2 {
    font-size: 1.5rem;
    margin: 0;
}

.landing .text p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin: 5px 0 0;
    color: var(--secondary-color);
    max-width: 500px;
}
.landing .image {
    position: relative;
    width: 50%;
    display: flex;
    justify-content: center;
}
.landing .image img {
    max-width: 500px;
}

@media (max-width: 991px) {
    .landing .text p {
        margin: 10px auto;
    }
}
.landing .image img {
    position: relative;
    width: 500px;
    animation: up-and-down 5s linear infinite;
}

@media (max-width: 991px) {
    .landing .image {
        display: none;
    }
}

.subscribe {
    width: 100%;
    margin-top: 50px;
}

.subscribe form {
    width: 100%;
    margin: 20px auto;
    padding: 20px 30px;
    background-color: var(--surface-soft);
    border-radius: 50px;
    display: flex;
    gap: 15px;
    transition: 1s;
}

.subscribe form:hover {
    background-color: var(--surface-color);
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.116);

}

@media (max-width: 767px) {
    .subscribe form {
        max-width: 90%;
        padding: 20px;
        flex-direction: column;
        border-radius: 50px;
    }
}

.subscribe form input[type="text"] {
    padding: 15px;
    border-radius: 50px;
    border: none;
    flex: 1;
    caret-color: var(--main-color);
    font-family: 'main-font';
    font-size: 0.8rem;
}

@media (max-width: 767px) {
    .subscribe form input[type="text"] {
        border-radius: 50px;
    }
}

.subscribe form input[type="text"]:focus {
    outline: none;
}

.subscribe form input[type="text"]::placeholder {
    transition: opacity var(--main-transition);
    font-size: 1rem;
}

.subscribe form input[type="text"]:focus::placeholder {
    opacity: 0;
    font-size: 1rem;
}

.subscribe form input[type="submit"] {
    border-radius: 50px;
    font-family: 'main-font';
    border: none;
    background-color: var(--main-color-alt);
    color: white;
    font-weight:500 ;
    padding: 15px;
    width: 6rem;
    cursor: pointer;
    transition: var(--main-transition);
    font-size: .9rem;
}

@media (max-width: 767px) {
    .subscribe form input[type="submit"] {
        border-radius: 50px;
        margin: auto;
        width: 100%;
    }

    .subscribe form {
        position: static;
        z-index: 100;
    }
}

.subscribe form input[type="submit"]:hover {
    background-color: var(--main-color);
    transform: scale(1.03);
}

@media (max-width:991px) {
    .landing::before {
        top: -120px;
    }

    .landing .banner-curve {
        bottom: 99px;
    }
}

@media (max-width:300px) {
    .landing::before {
        top: -180px;
        height: 120%;
    }

    .landing .banner-curve {
        bottom: 60px;
    }
}

/* End Landing */

/* Stat section-categories */
.section-categories{
    position: relative;
}
.section-categories-animation {
    animation: down-to-top 2s 1;
}
.section-categories .title-section-categories{
    display: flex;
    justify-content: center;
    align-items: center;
}
.section-categories .title-section-categories h2{
    color: var(--main-color-alt);
}
.section-categories .title-section-categories span{
    width: 20px;
    height: 4px;
    background-color: var(--main-color-alt);
    margin: 0px 10px; 
}

.section-categories .all-section-categories{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
}
.section-categories .all-section-categories .category{
    position: relative;
    width: 220px;
    height: 150px;
    margin:35px 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.116);
    border: 0px;
    color: var(--text-strong);
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: space-around;
    align-items: center;
    transition: var(--main-transition);
    cursor: pointer;
}
.section-categories .all-section-categories .category .name-category{
    font-size: 1rem;
    font-weight: 500;
    font-family: 'main-font';
}
.section-categories .all-section-categories .category:hover{
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.116);
} 
.section-categories .all-section-categories .category .icon-category{
    transition: var(--main-transition);
}
.section-categories .all-section-categories .category:hover .icon-category{
    transform: scale(1.1);
}
.section-categories .all-section-categories .category::after{
    content: "";
    width: 50px;
    height: 50px;
    position: absolute;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.116);
    border-radius: 50%;
    transition: var(--main-transition);
}
.section-categories .all-section-categories .category::before{
    content: "";
    width: 50px;
    height: 50px;
    position: absolute;
    border-radius: 50%;
    border: 15px solid #ffffff;
    background-color: var(--surface-elevated);
    transition: var(--main-transition);
}
/* .section-categories .all-section-categories .category:hover::before, */
.section-categories .all-section-categories .category:hover::after{
    transform: scale(1.2);
}


.section-categories .all-section-categories .category-1::after{
    right:  -20px;
    bottom: -20px;
}
.section-categories .all-section-categories .category-1::before{
    right:  -30px;
    bottom: -30px;
}
.section-categories .all-section-categories .category-2::after{
    left:  -20px;
    top: -20px;
}
.section-categories .all-section-categories .category-2::before{
    left:  -30px;
    top: -30px;
}
.section-categories .all-section-categories .category-3::after{
    right:  -20px;
    top: -20px;
}
.section-categories .all-section-categories .category-3::before{
    right:  -30px;
    top: -30px;
}
.section-categories .all-section-categories .category-1{
    background-color: #fef3e89d;
}
.section-categories .all-section-categories .category-1::after{
    background-color: #fef3e89d;
}
.section-categories .all-section-categories .category-2{
    background-color: #ddf7ff5d;
}
.section-categories .all-section-categories .category-2::after{
    background-color: #ddf7ff5d;
}
.section-categories .all-section-categories .category-3{
    background-color: #efeff698;
}
.section-categories .all-section-categories .category-3::after{
    background-color: #efeff698;
}

/* popup  */
.section-popup-display-none{
    display: none;
}
.section-popup{
    position: fixed;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    background-color: rgba(188, 189, 190, 0.308);
    z-index: 150;
    display: flex;
    justify-content: center;
    align-items: center;
}
.section-popup-display-none-1{
    display:none;
}
.section-popup .content-popup{
    width: 80%;
    height: 80%;
    position: relative;
    background-color: var(--surface-elevated);
    border-radius: 20px;
    animation: top-to-down 1s 1;
}
@keyframes top-to-down{
    0%{
        transform: scale(0);
    }
    50%{
        transform: scale(1.1);
    }
    100%{
        transform: scale(1);
    }
}
.section-popup .content-popup .header-popup{
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid #ece7ea;
    padding: 20px 56px 20px 20px;
    height: 15%;
    position: relative;
}
.section-popup .content-popup .title-popup{
    text-align: center;
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    padding: 0px 10px;
    color: var(--text-strong);
}
.section-popup .content-popup .close-popup{
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-soft);
    transition: var(--main-transition);
    z-index: 2;
}
.section-popup .content-popup .close-popup:hover {
    background: rgba(219, 9, 77, 0.12);
}
.section-popup .content-popup .close-popup .right-span,
.section-popup .content-popup .close-popup .left-span{
    position: absolute;
    top: 50%;
    left: 50%;
    width: 18px;
    height: 3px;
    margin-top: -1.5px;
    margin-left: -9px;
    background-color: var(--main-color-alt);
    border-radius: 2px;
}
.section-popup .content-popup .close-popup .right-span{
    transform: rotate(45deg);
}
.section-popup .content-popup .close-popup .left-span{
    transform: rotate(-45deg);
}
.section-popup .all-section-categories{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    overflow-y: scroll;
    overflow-x: hidden;
    max-height: 70%;
    height: 70%;
    min-height: 70%;
    width: 100%;
}
.section-popup .all-section-categories::-webkit-scrollbar {
    width: 5px;
}
.section-popup .all-section-categories::-webkit-scrollbar-track {
    background: rgba(128, 128, 128, 0.432);
}
.section-popup .all-section-categories::-webkit-scrollbar-thumb {
    background-color: var(--main-color);
    border-radius: 20px;    
    border: 1px solid rgb(255, 255, 255);
}
.section-popup .all-section-categories .category{
    position: relative;
    width: 300px;
    height: 150px;
    margin: 30px 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.116);
    border: 0px;
    color: var(--text-strong);
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    transition: var(--main-transition);
    cursor: pointer;
}
.section-popup .all-section-categories .category .name-category{
    font-size: 1.2rem;
    font-weight: 500;
}
.section-popup .all-section-categories .category:hover{
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.116);
} 
.section-popup .all-section-categories .category .icon-category{
    transition: var(--main-transition);
}
.section-popup .all-section-categories .category:hover .icon-category{
    transform: scale(1.1);
}
.section-popup .all-section-categories .category::after{
    content: "";
    width: 50px;
    height: 50px;
    position: absolute;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.116);
    border-radius: 50%;
    transition: var(--main-transition);
}
.section-popup .all-section-categories .category::before{
    content: "";
    width: 50px;
    height: 50px;
    position: absolute;
    border-radius: 50%;
    border: 15px solid #ffffff;
    background-color: var(--surface-elevated);
    transition: var(--main-transition);
}
/* .section-categories .all-section-categories .category:hover::before, */
.section-popup .all-section-categories .category:hover::after{
    transform: scale(1.2);
}
.section-popup .all-section-categories .category-1::after{
    right:  -20px;
    bottom: -20px;
}
.section-popup .all-section-categories .category-1::before{
    right:  -30px;
    bottom: -30px;
}
.section-popup .all-section-categories .category-2::after{
    left:  -20px;
    top: -20px;
}
.section-popup .all-section-categories .category-2::before{
    left:  -30px;
    top: -30px;
}
.section-popup .all-section-categories .category-3::after{
    right:  -20px;
    top: -20px;
}
.section-popup .all-section-categories .category-3::before{
    right:  -30px;
    top: -30px;
}
.section-popup .all-section-categories .category-1{
    background-color: #fef3e89d;
}
.section-popup .all-section-categories .category-1::after{
    background-color: #fef3e89d;
}
.section-popup .all-section-categories .category-2{
    background-color: #ddf7ff5d;
}
.section-popup .all-section-categories .category-2::after{
    background-color: #ddf7ff5d;
}
.section-popup .all-section-categories .category-3{
    background-color: #efeff698;
}
.section-popup .all-section-categories .category-3::after{
    background-color: #efeff698;
}
.section-popup .content-popup .div-btn-popup{
    display: block;
    position: relative;
    height: 15%;
    padding: 0px 20px ;
    display: flex;
    align-items: center;
    justify-content: end;
}
.section-popup .content-popup .btn-popup{
    padding: 10px 25px;
    font-size: 1rem;
    border-radius: 15px;
    font-weight: 500;
    color: #FFF;
    font-family:'main-font';
    background-color: var(--main-color-alt);
    border: 1px solid var(--main-color-alt);
    transition: var(--main-transition);
    cursor:pointer;
}
.section-popup .content-popup .btn-popup:hover{
    background-color: var(--main-color);
    border: 1px solid var(--main-color);
    transform: scale(1.05);
}







/* End section-categories */

/* Start Courses */
.courses {
    position: relative;
    margin: 50px 0px;
    padding: 10px 0px;
    background-color: var(--surface-color);
    overflow: hidden;
}
.courses .container{
    position: relative;
}
.courses .courses-animation {
    animation: down-to-top 1s 1;
}
.courses .banner-curve {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 65px;
    background-image: url(../hetacad/imgs/wave.png);
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: 100% 100%;
    z-index: 2;
    transform: rotateX(180deg) rotateY(180deg);
}
.courses .bg-courses-1{
    position: absolute;
    width: 100%;
    opacity: 0.06;
    z-index: 1;
    top: 0;
    right: 50%;
    transform: translate(50%);
}
.courses .bg-courses-2{
    position: absolute;
    bottom: 0;
    left: 0;
    width:300px;
    opacity: 0.08;
}
.courses .container .main-title-courses {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 50px;
}

.courses .container .main-title-courses h2 {
    color: var(--main-color-alt);
}

.courses .container .main-title-courses span {
    height: 4px;
    width: 20px;
    background-color: var(--main-color-alt);
    margin: 0 10px;
}

.courses .container .categories {
    position: relative;
    display: flex;
    flex-wrap: nowrap;
    width: 100%;
    justify-content: space-between;
    z-index: 100;
    opacity: 100;
}

.courses .container .category {
    border: 0;
    width: 15%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5px 20px;
    background-color: var(--surface-soft);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.205);
    margin: 10px 0px;
    border-radius: 25px;
    transition: var(--main-transition);
}

@media (max-width: 990px) {
    .courses .container .categories {
        display: flex;
        flex-wrap: wrap;
        width: 100%;
        justify-content: space-between;
    }
    .courses .container .category {
        border: 0;
        width: 30%;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 5px 20px;
        background-color: var(--surface-soft);
        margin: 10px 0px;
        border-radius: 25px;
        transition: var(--main-transition);
    }
}

.courses .container .categories .category-active,
.courses .container .category:hover {
    background-color: var(--surface-color);
}

.courses .container .category span {
    font-size: 0.8rem;
    font-weight: 400;
    margin: 0px 10px;
    font-family: 'main-font';
}

.courses .container .category img {
    width:  28px;
    height: 28px;
    margin: 5px;
    transition: var(--main-transition);
}

.courses .container .categories .category:focus img,
.courses .container .category:hover img {
    transform: scale(1.1);
}

.courses .container .viewer-courses {
    position: relative;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    margin: 10px 0px;
    z-index: 1;
}

.viewer-courses .viewer-course {
    position: relative;
    width: 300px;
    margin: 20px 0px;
    border-radius: 25px;
    color: var(--text-strong);
    background-color: var(--surface-color);
    box-shadow: 1px 2px 15px rgba(0, 0, 0, 0.205);
    transition: var(--main-transition);
    overflow: hidden;
}
@keyframes remo {
    0%{
        transform: scale(1);
    }
    99%{
        transform: scale(0);
    }
    100%{
        display: none;
    }
}
@keyframes shows {
    0%{
        transform: scale(0);
        display: inline-block;
    }
    100%{
        transform: scale(1);
    }
}


.viewer-courses .viewer-course:hover {
    transform: scale(1.03);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.349);
}
.viewer-courses .viewer-course .image-course img{
    width: 100%;
    height: 200px;
    max-height: 200px;
    border-radius: 25px;
}
.viewer-courses .viewer-course .image-teacher-course{
    width: 100%;
    position: absolute;
    top: 100px;
    transition: var(--main-transition);
}
.viewer-courses .viewer-course:hover .image-teacher-course{
    top: 300px;
    opacity: 0;
}
.viewer-courses .viewer-course .image-teacher-course img{
    height: 130px;
    width:  130px;
    border-radius: 50%;
    border: 3px solid #FFF;
    display: block;
    margin: 0 auto;
}
.viewer-courses .viewer-course .name-teacher-course{
    position: relative;
    margin-top: 25px;
    margin-bottom: 0px;
    text-align: center;
    font-size: 1.5rem;
}
.viewer-courses .viewer-course .line-between{
    display: block;
    background-color: var(--main-color-alt);
    width: 60%;
    height: 2px;
    margin: 10px auto;
}

.viewer-courses .viewer-course .title-course{
    position: relative;
    text-align: center;
    font-size: 1.2rem;
    margin-top: 25px;
    margin-bottom: 0px;
}
.viewer-courses .viewer-course .category-course{
    margin-top: 0px;
    margin-bottom: 30px;
    text-align: center;
    opacity: 0.7;
}
.viewer-courses .viewer-course .category-course span{
    color: var(--main-color-alt);
}

.viewer-courses .viewer-course .price-course{
    background-color: var(--main-color-alt);
    color: #FFF;
    padding: 5px 15px;
    border: 3px solid #FFF;
    border-radius: 20px;
    position: absolute;
    top: 40%;
    right: 1px;
}
.viewer-courses .viewer-course .like-course{
    background-color: var(--main-color-alt);
    padding: 0px;
    border-radius: 41px;
    position: absolute;
    top: 40%;
    left: 1px;
}
.viewer-courses .viewer-course .course-rate{
    margin:20px auto ;
    display: flex;
    justify-content: center;
    align-items: center;
}


/* End Courses */

/* start latest articles */
.latest-articles {
    position: relative;
    margin-top: 50px;
}

.latest-articles .articles {
    z-index: 100;
    position: relative;
    display: flex;
    height: 563px;
    max-height: 563px;
}

.latest-articles .articles .title-latest-articles {
    display: flex;
    position: absolute;
    flex-wrap: nowrap;
    align-items: center;
    top: 0;
    left: 50%;
    transform: translate(-50%);
}

.latest-articles .articles .title-latest-articles h2 {
    color: var(--main-color-alt);
    margin: 30px 0px;
}

.latest-articles .articles .title-latest-articles span {
    width: 20px;
    background-color: var(--main-color-alt);
    height: 4px;
    margin: 0 10px;
}

.latest-articles .articles .image-main-article{
    width: 40%;
    position: absolute;
    left: 0;
    top: 10%;
}
.latest-articles .articles .article-bg-1 {
    position: absolute;
    z-index: -1;
    bottom: 20%;
    right: 7%;
}

.latest-articles .articles .article-bg-2 {
    position: absolute;
    z-index: -1;
    bottom: 7%;
    left: 21%;
    opacity: 1;
    animation: article-rotate 20s linear infinite;
}

.latest-articles .articles .article-bg-3 {
    position: absolute;
    z-index: -1;
    top: 0%;
    right: 23%;
    opacity: .8;
}

.latest-articles .articles .article-bg-4 {
    position: absolute;
    z-index: -1;
    top: 13%;
    left: -1%;
}

.latest-articles .articles .article {
    display: flex;
    align-items: center;
    margin-top: 60px;
    position: absolute;
    right: -200%;
    opacity: 0;
    transition:1s;
    animation: left-right 1s ease-in-out;
}
.latest-articles .articles .article-active{
    right: 0%;
    top: -0%;
    opacity: 1;
    animation: right-left 1s ease-in-out;
}
/* animation for Slider Article */
@keyframes right-left {
    0%{
        right: -100%;
    }
    100%{
        right: 0%;
    }
}
@keyframes left-right {
    0%{
        right: 0%;
    }
    100%{
        right: 10%;
    }
}

.articles .article .article-content {
    width: 60%;
    max-width: 995px;
}

.article .article-content .article-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 25px 0px;
}

.article .article-content .article-description {
    font-size: 1rem;
    color: var(--secondary-color);
    margin: 25px 0px;
    height: 80px;
    max-height: 80px;
    overflow: hidden;
}
.article .article-content .read-more {
    display: flex;
    align-items: center;
    color: var(--main-color-alt);
    text-decoration: none;
}

.article .article-content .read-more .style-text {
    width: 30px;
    height: 4px;
    background-color: var(--main-color-alt);
    transition: var(--main-transition);
}

.article .article-content .read-more:hover .style-text {
    width: 45px;
}

.article .article-content .read-more .text-content {
    font-weight: 700;
    padding-right: 10px;
    border-right: 4px solid var(--main-color-alt);
    color: var(--main-color-alt);
}

.article .article-content .read-more:hover .text-content {
    font-weight: 900;
}

.article .article-content .article-details-author {
    display: flex;
}

.article .article-content .article-details-author div span {
    font-size: 6rem;
    color: var(--main-color-alt);
    display: block;
}

.article .article-content .article-details-author .details-author {
    margin-top: 4%;
    margin-right: 1%;
}

.article-details-author .details-author .name-author {
    font-size: 1.3rem;
    font-weight: 600;
}

.article-details-author .details-author .date-article {
    font-size: 1rem;
    color: var(--secondary-color);
}

.latest-articles .articles .slider-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 30px 0px;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%);
}
.latest-articles .articles .slider-btn #pagination-ul{
    display: flex;
}

.latest-articles .articles .slider-btn li {
    margin: 0px 10px;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    border: 3px solid var(--main-color);
    background-color: transparent;
    cursor: pointer;
}

.latest-articles .articles .slider-btn .active-btn {
    border: 3px solid var(--main-color-alt);
    background-color: var(--main-color-alt);
}

@media (max-width: 760px) {
    .latest-articles .articles .image-main-article{
        display: none;
    }

    .articles .article .article-content {
        width: 100%;
    }

    .latest-articles .articles .article-bg-1,
    .latest-articles .articles .article-bg-3,
    .latest-articles .articles .article-bg-4 {
        opacity: .3;
    }
}
  /* Animation */
.image-main-article-animation{
    animation: left-to-right 2s;
}
.content-main-article-animation{
    animation: right-to-left 2s;
}

/* End latest articles */

/* Start Contact Us */
.container-contact-us {
    position: relative;
    z-index: 100;
    margin-bottom: 60px;
    overflow: hidden;
}

.container-contact-us .contact-us-bg-right {
    position: absolute;
    top: 50%;
    right: 40px;
    width: min(280px, 42vw);
    max-width: 300px;
    opacity: 0.14;
    z-index: 0;
    pointer-events: none;
    object-fit: contain;
    transform: translateY(-50%) rotate(90deg);
}

.container-contact-us .contact-us-title {
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'main-font';
    position: relative;
    z-index: 2;
    color: var(--main-color-alt);
}

.container-contact-us .contact-us-title span {
    width: 20px;
    height: 4px;
    background-color: var(--main-color-alt);
    display: inline-block;
    margin: 0px 10px;
}

.contact-form {
    width: 100%;
    position: relative;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0 3%;
    z-index: 2;
}
.contact-form #form-animation {
    box-shadow: 0px 5px 12px #18325848;
    padding:20px;
    border-radius: 15px;
    padding-top: 40px;
}
.contact-form div {
    width: 40%;
    position: relative;
}

.contact-form .picture-form img {
    background: transparent;
    position: relative;
    width: 25vw;
    max-width: 600px;
    margin-top: 20px;
}
.picture-form-animation{
    animation: beginning-scale 2s 1;
}

@media (max-width: 760px) {
    .container-contact-us .contact-us-bg-right {
        width: 200px;
        right: 10px;
        opacity: 0.1;
        transform: translateY(-50%) rotate(90deg);
    }

    .contact-form .picture-form {
        display: none;
    }

    .contact-form div {
        width: 100%;
    }
}

.form form {
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.form .form-animation{
    animation: right-to-left 2s;
}

.form form .user-box {
    width: 100%;
    position: relative;
    
}

.form form .user-box input {
    position: relative;
    width: 100%;
    padding: 10px 0;
    font-size: 1rem;
    color: var(--text-strong);
    margin-bottom: 30px;
    border: none;
    border-bottom: 1px solid #000000;
    outline: none;
    background: transparent;
    transition: var(--main-transition);
}

.form form .user-box select {
    position: relative;
    width: 100%;
    padding: 10px 0;
    font-size: 1rem;
    color: var(--text-strong);
    margin-bottom: 30px;
    border: none;
    border-bottom: 1px solid #000000;
    outline: none;
    background: transparent;
    transition: var(--main-transition);
}


.form form .user-box-input .line {
    display: block;
    position: absolute;
    width: 0%;
    height: 3px;
    background-color: var(--main-color-alt);
    bottom: 29px;
    transition: var(--main-transition);
}

.form form .user-box-textarea .line {
    display: block;
    position: absolute;
    width: 0%;
    height: 3px;
    background-color: var(--main-color-alt);
    bottom: 34px;
    transition: var(--main-transition);
}

.form form .user-box-input input:focus~.line,
.form form .user-box-textarea textarea:focus~.line {
    width: 100%;
}

.form form .user-box input:hover,
.form form .user-box input:focus {
    border-bottom: 1px solid var(--main-color-alt);
}

.form form .user-box label {
    position: absolute;
    top: -30px;
    left: 0;
    padding: 10px 0;
    font-size: 1rem;
    font-weight: 600;
    color: rgba(47, 47, 47, 0.7);
    pointer-events: none;
    transition: var(--main-transition) ease-in-out;

}

.form form .user-box input:hover~label {
    color: var(--main-color-alt);
}

.form form .user-box input:focus~label,
.form form .user-box textarea:focus~label {
    top: -30px;
    right: 0;
    color: var(--main-color-alt);
    font-size: 1rem;
    font-weight: 400;
}

.form form .user-box textarea {
    width: 100%;
    padding: 10px 0;
    font-size: 16px;
    color: var(--text-strong);
    margin-bottom: 30px;
    border: none;
    border-bottom: 1px solid #000000;
    outline: none;
    background: transparent;
}

.btn {
    display: inline-block;
    text-align: center;
    vertical-align: middle;
    padding: 10px 30px 10px;
    font-size: 1.1rem;
    line-height: 28px;
    border: 0px;
    border-radius: 20px;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, -webkit-box-shadow 0.15s ease-in-out;
}

.btn-big {
    color: #ffffff;
    box-shadow: 2px 5px 10px 0px rgba(45, 45, 45, 0.19);
    color: #fff !important;
    background: var(--main-color);
    transition: var(--main-transition);
    border: 2px solid var(--main-color);
    font-family: 'main-font';
    transition: var(--main-transition) ease-in-out;
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn-big:hover {
    border: 2px solid var(--main-color-alt);
    background: var(--main-color-alt);
}

.btn-big img {
    width: 21px;
    transform: rotate(270deg);
    vertical-align: middle;
    margin: 0 10px 0 5px;
    transition: var(--main-transition) ease-in-out;
}

/* End Contact Us */

/* Start steps-register section */
.steps-register {
    position: relative;
    width: 100%;
    padding-bottom: 50px;
    margin-top: 25px;
    overflow: hidden;
}

.steps-register .container {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 65px;
}

.steps-register .container .title-steps {
    position: relative;
    display: block;
}

.steps-register .container .title-steps h2 {
    text-align: center;
    display: inline-block;
    color: var(--main-color-alt);
    font-size: 1.6rem;
    z-index: 100;
    position: relative;
    margin-bottom: 0px;
}

.steps-register .container .title-steps p {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 70px;
}

.steps-register .container .title-steps .title-top {
    display: block;
    text-align: center;
}

.steps-register .container .title-steps .right-span {
    position: relative;
    display: inline-block;
    width: 20px;
    height: 4px;
    background: var(--main-color-alt);
    top: -5px;
    margin: 0 10px;
}

.steps-register .container .title-steps .left-span {
    position: relative;
    display: inline-block;
    width: 20px;
    height: 4px;
    background: var(--main-color-alt);
    top: -5px;
    margin: 0 10px;
}

.steps-register .container .items-steps {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.steps-register .container .bg-steps {
    width: 100%;
    position: absolute;
    left: -130px;
    top: 170px;
    transform: rotate(2deg) translateY(30px) translateX(40px) scale(0.9);
}

@media (max-width: 1200px) {
    .steps-register .container .bg-steps {
        display: none;
    }
}

.steps-register .container .items-steps .item-step {
    position: relative;
    width: 240px;
    display: flex;
    justify-content: center;
    transition: var(--main-transition);
}

.item-step .count-step {
    color: #FFF;
    background-color:var(--main-color-alt);
    width:  40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    transition: var(--main-transition) ease-in-out;
    z-index: 11;
    position: absolute;
    right: 50px;
}

.item-step:hover .count-step {
    color: var(--main-color-alt);
    background-color: var(--surface-elevated);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.205);
}

.item-step-style-1 .count-step {
    right: 60px;
}
.item-step-style-2 .count-step {
    right: 60px;
}

.item-step-margin-1 {
    margin-top: 40px!important;
    margin-bottom: 40px!important;
}
.item-step-margin-2 {
    margin-top: -25px!important;
}
.item-step-margin-3 {
    margin-top: 35px!important;
}
.item-step-margin-4 {
    margin-top: 30px!important;
}

.item-step-style-1 .icon-step::before {
    content: "";
    width: 160px;
    height: 160px;
    background-color: transparent;
    border: 3px dashed var(--surface-color);
    position: absolute;
    border-radius: 50%;
}

.item-step-style-1:hover .icon-step::before {
    border: 3px dashed var(--main-color-alt);
}

.item-step-style-1 .icon-step {
    background-color: var(--surface-color);
    height: 140px;
    width: 140px;
    border-radius: 50%;
    position: absolute;
    top: 15px;
    right: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.item-step-style-1 .icon-step .bg-icon-step {
    background-color: var(--main-color-alt);
    height: 0px;
    width: 0px;
    border-radius: 50%;
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--main-transition);
}

.item-step-style-1:hover .icon-step .bg-icon-step {
    opacity: 1;
    height: 100%;
    width: 100%;
}

.item-step-style-1 .icon-step img {
    width: 60px;
    height: 60px;
    position: absolute;
}

.item-step-style-1 .icon-step .icon-step-white {
    opacity: 0;
}

.item-step-style-1 .icon-step .icon-step-color-main {
    opacity: 1;
    /* Tint icon to brand primary color */
    filter: brightness(0) saturate(100%) invert(13%) sepia(92%) saturate(5603%) hue-rotate(331deg) brightness(92%) contrast(100%);
}

.item-step-style-1:hover .icon-step .icon-step-white {
    opacity: 1;
}

.item-step-style-1:hover .icon-step .icon-step-color-main {
    opacity: 0;
}

.item-step-style-2 .icon-step {
    background-color: var(--surface-color);
    height: 100px;
    width: 100px;
    border-radius: 50%;
    position: absolute;
    top: 15px;
    right: 60px;
    transform: translate(-20%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.item-step-style-2 .icon-step::before {
    content: "";
    width: 120px;
    height: 120px;
    background-color: transparent;
    border: 3px dashed var(--surface-color);
    position: absolute;
    border-radius: 50%;
}

.item-step-style-2:hover .icon-step::before {
    border: 3px dashed var(--main-color-alt);
}

.item-step-style-2 .icon-step .bg-icon-step {
    background-color: var(--main-color-alt);
    height: 0px;
    width: 0px;
    border-radius: 50%;
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--main-transition);
}

.item-step-style-2:hover .icon-step .bg-icon-step {
    opacity: 1;
    height: 100%;
    width: 100%;
}

.item-step-style-2 .icon-step img {
    width: 40px;
    height: 40px;
    position: absolute;
}

.item-step-style-2 .icon-step .icon-step-white {
    opacity: 0;
}

.item-step-style-2 .icon-step .icon-step-color-main {
    opacity: 1;
    /* Tint icon to brand primary color */
    filter: brightness(0) saturate(100%) invert(13%) sepia(92%) saturate(5603%) hue-rotate(331deg) brightness(92%) contrast(100%);
}

.item-step-style-2:hover .icon-step .icon-step-white {
    opacity: 1;
}

.item-step-style-2:hover .icon-step .icon-step-color-main {
    opacity: 0;
}

.items-steps .item-step-style-1 .title-description-step {
    margin-top: 180px;
}

.items-steps .item-step-style-2 .title-description-step {
    margin-top: 140px;
}

.items-steps .item-step .title-description-step .title-step {
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    flex-wrap: wrap;
    color: var(--text-strong);
    margin-right: 20px;
}

/* End steps-register section */

/* Start best-teachers */

.best-teachers {
    position: relative;
    background-color: var(--surface-color);
    margin-bottom: 20px;
    margin-top: 20px;
    width: 100%;
    position: relative;
}
.best-teachers .banner-curve {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 65px;
    background-image: url(../hetacad/imgs/wave.png);
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: 100% 100%;
    z-index: 2;
    transform: rotateX(180deg) rotateY(180deg);
}

.best-teachers .title {
    padding-top: 50px;
    text-align: center;
    position: relative;
}

.best-teachers .title .main-title {
    display: flex;
    justify-content: center;
    align-items: center;
}

.best-teachers .title .main-title span {
    height: 4px;
    width: 20px;
    background-color: var(--text-strong);
    margin: 0 10px;
}

.best-teachers .title p {
    margin-top: 10px;
    margin-bottom: 10px;
    color: var(--text-strong);
    font-weight: 600;
    font-size: 1.3rem;
    opacity: 0.8;
}

.best-teachers .container {
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 3;
}
.best-teachers .best-teachers-animation{
    animation: down-to-top 2s 1;
}


.container .teachers-cards {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    width: 100%;
    margin: 25px 0px;
}

.container .teachers-cards .teacher-card{
    position: relative;
    width: 300px;
    overflow: hidden;
    margin-bottom: 25px;
}
.teachers-cards .teacher-card .image-teacher{
    width: 90%;
    position: relative;
    border-radius: 0px 200px 200px 180px;
    transition: var(--main-transition) ease-in-out;
    overflow: hidden;
}
.teachers-cards .teacher-card:hover .image-teacher{
    border-radius: 7px;
}
.teachers-cards .teacher-card .image-teacher .bg-image-teacher{
    width: 0%;
    height:0%;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    border-radius: 50%;
    background-color: var(--surface-elevated);
    opacity: 0.5;
    position: absolute;
    transition: var(--main-transition);
}
.teachers-cards .teacher-card:hover .bg-image-teacher{
    animation: scale-bg-image .8s;
}
@keyframes scale-bg-image {
    99%{
        width: 150%;
        height:150%;
    }
    100%{
        opacity: 0;
    }
}
.teachers-cards .teacher-card .image-teacher .image-teacher-card{
    border-radius: 0px 200px 200px 180px;
    border: 3px solid #FFF;
    width: 100%;
    transition: var(--main-transition) ease-in-out;
}
.teachers-cards .teacher-card:hover .image-teacher .image-teacher-card{
    border-radius: 7px;
}

/* .container .teachers-cards .teacher-card .image-teacher-card{
}
.teachers-cards .teacher-card .image-teacher-card{
    position: relative;
    width: 100%;
    border: 2px solid #FFF;
    transition: var(--main-transition);
}
.teachers-cards .teacher-card:hover .image-teacher-card{
    width: 100%;
    border-radius: 7px;
} */
.teachers-cards .teacher-card .name-teacher-card{
    text-align: center;
    margin: 0px auto;
    font-size: 1.5rem;
    font-weight: 600;
}
.teachers-cards .teacher-card .job-teacher-card{
    display: flex;
    justify-content: center;
    margin-top: 0px;
    font-size: 0.8rem;
}

.area .circles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.area .circles li {
    position: absolute;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: var(--surface-soft);
    animation: animate 25s linear infinite;
    bottom: -150px;
}

.circles li:nth-child(1) {
    left: 25%;
    width: 80px;
    height: 80px;
    animation-delay: 1s;
    animation: animate 15s linear infinite;
}


.circles li:nth-child(2) {
    left: 10%;
    width: 20px;
    height: 20px;
    animation: animate 20s linear infinite;
}

.circles li:nth-child(3) {
    left: 70%;
    width: 20px;
    height: 20px;
    animation: animate 10s linear infinite;
}

.circles li:nth-child(4) {
    left: 40%;
    width: 60px;
    height: 60px;
    animation-delay: 0s;
    animation: animate 12s linear infinite;
}

.circles li:nth-child(5) {
    left: 65%;
    width: 20px;
    height: 20px;
    animation-delay: 0s;
}

.circles li:nth-child(6) {
    left: 75%;
    width: 110px;
    height: 110px;
    animation-delay: 3s;
    animation: animate 15s linear infinite;
}

.circles li:nth-child(7) {
    left: 35%;
    width: 150px;
    height: 150px;
    animation-delay: 7s;
    animation: animate 7s linear infinite;
}

.circles li:nth-child(8) {
    left: 50%;
    width: 25px;
    height: 25px;
    animation: animate 11s linear infinite;
}

.circles li:nth-child(9) {
    left: 20%;
    width: 15px;
    height: 15px;
    animation-delay: 2s;
    animation-duration: 35s;
    animation: animate 14s linear infinite;
}

.circles li:nth-child(10) {
    left: 85%;
    width: 150px;
    height: 150px;
    animation-duration: 11s;
    animation: animate 8s linear infinite;
}

@keyframes animate {

    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
        border-radius: 0;
    }

    100% {
        transform: translateY(-1000px) rotate(720deg);
        opacity: 0;
        border-radius: 50%;
    }

}

/* End best-teachers */


/* Start Footer */

.footer {
    background-color: var(--surface-color);
    color: var(--secondary-color);
    position: relative;
    overflow: hidden;
    background-image: radial-gradient(circle at 20% 20%, rgba(219, 9, 77, 0.08) 0, rgba(219, 9, 77, 0) 48%),
                      radial-gradient(circle at 80% 0%, rgba(95, 95, 95, 0.07) 0, rgba(95, 95, 95, 0) 42%);
}
.footer .banner-curve {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 65px;
    background-image: url(../hetacad/imgs/wave.png);
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: 100% 100%;
    z-index: 2;
    transform: rotateX(180deg) rotateY(180deg);
}

.footer-content {
    margin: 50px auto 0px auto;
    max-width: 1230px;
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}

.footer-content-column {
    width: 400px;
    color: var(--text-strong);
    display: flex;
    justify-content: center;
    margin-top: 0px;
    margin-bottom: 20px;
    position: relative;
}
.footer-content-column .footer-menu{
    position: relative;
    width: 100%;
}

.footer-content-column ul li a {
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
}

.footer-logo-link img {
    width:50%;
}

.footer-menu-list {
    list-style: none;
}

.footer-menu-list li {
    margin: 0px 0px;
}

.footer-menu-list li label {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-strong);
}

.footer-menu-list li span {
    font-size: 1rem;
    color: var(--secondary-color);
}

.footer-content-column .footer-menu .footer-menu-name {
    margin-bottom: 10px;
}
.footer-content-column .footer-menu .list-logo li{
    margin-top: 15px;
}

.footer-content-column .footer-menu .footer-menu-list .courses {
    transition: var(--main-transition);
    border-bottom: 1px solid var(--secondary-color);
    background-color: var(--surface-color);
}

.footer-content-column .footer-menu .footer-menu-list li img {
    width: 17px;
    opacity: 0.6;
}


.footer-content-column .footer-menu .footer-menu-list .courses:hover {
    transform: translateX(-10px);
    color: var(--text-strong);
}

.footer-content-column .footer-menu .footer-menu-list li:hover img {
    opacity: 1;
}

.footer-content-column .footer-menu .footer-menu-list li:hover a {
    color: var(--text-strong);
}

.footer-social-links {
    bottom: 0;
    height: 54px;
    position: absolute;
    right: 0;
    width: 236px;
}

.footer-social-amoeba-svg {
    height: 54px;
    left: 0;
    display: block;
    position: absolute;
    top: 0;
    width: 236px;
    z-index: 1;
}

.footer-social-amoeba-path {
    fill: var(--main-color-alt);
}

.footer-social-links .icons-social {
    z-index: 10;
    position: absolute;
}

.footer-social-links .icons-social img {
    transition: var(--main-transition);
}

.footer-social-links .icons-social img:hover {
    transform: scale(1.1);
}

.footer-social-links .icons-social .icon-facebook {
    width: 40px;
    height: 40px;
    position: absolute;
    top: 13px;
    right: 17px;
}

.footer-social-links .icons-social .icon-instagram {
    width: 30px;
    height: 30px;
    position: absolute;
    top: 18px;
    right: 76px;
}

.footer-social-links .icons-social .icon-linkedin {
    width: 30px;
    height: 30px;
    position: absolute;
    top: 20px;
    right: 196px;
}

.footer-social-links .icons-social .icon-youtube {
    width: 40px;
    height: 40px;
    position: absolute;
    top: 6px;
    right: 131px;
}

.footer-copyright {
    background-color: var(--main-color-alt);
    color: #fff;
    padding: 15px 30px;
    text-align: center;
}
.footer-copyright .container .logo-band{
    width: 80%;
}

.footer-copyright-wrapper {
    margin-left: auto;
    margin-right: auto;
    max-width: 1200px;
}

.footer-copyright-text {
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    line-height: 2rem;
    margin-bottom: 0;
    margin-top: 0;
}

.footer-copyright-link {
    color: #fff;
    text-decoration: none;
}

.anmtoin-background div {
    position: absolute;
    width: 60px;
    height: 60px;
    background: transparent;
    border: 6px solid rgba(219, 9, 77, 0.45);
    z-index: 100;
    opacity: 0.8;
}

.anmtoin-background div:nth-child(1) {
    border: 4px solid rgba(219, 9, 77, 0.55);
    top: 45%;
    left: 41%;
    animation: animate-background 6s linear infinite;
}

.anmtoin-background div:nth-child(2) {
    top: 90%;
    left: 65%;
    animation: animate-background 7s linear infinite;
}

.anmtoin-background div:nth-child(3) {
    border: 4px solid rgba(179, 8, 63, 0.45);
    top: 62%;
    left: 10%;
    animation: animate-background 9s linear infinite;
}

.anmtoin-background div:nth-child(4) {
    border: 4px solid rgba(95, 95, 95, 0.5);
    top: 70%;
    left: 78%;
    animation: animate-background 7s linear infinite;
}

.anmtoin-background div:nth-child(5) {
    width: 80px;
    height: 80px;
    border: 5px solid rgba(219, 9, 77, 0.3);
    top: 80%;
    left: 22%;
    animation: animate-background 10s linear infinite;
}

.anmtoin-background div:nth-child(6) {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(95, 95, 95, 0.45);
    top: 85%;
    left: 45%;
    animation: animate-background 8s linear infinite;
}
/* 
  /* Animation */
.footer-content-column-animation{
    animation: left-to-right 2s;
}

@media (max-width: 760px) {
    .footer-content {
        padding-left: 15px;
        padding-right: 15px;
        padding: 50px 15px;
        margin-left: auto;
        margin-right: auto;
        max-width: 760px;
        position: relative;
        flex-wrap: wrap;
    }
}

@media (min-width: 760px) {
    .footer-content {
        padding-left: 15px;
        padding-right: 15px;
        padding: 50px 15px;
        margin-left: auto;
        margin-right: auto;
        max-width: 1230px;
        position: relative;
    }

    .footer-wave-svg {
        height: 50px;
    }

    .footer-content-column {
        width: 24.99%;
    }
}

/* End Footer */

/* start Animation */
@keyframes up-and-down {

    0%,
    100% {
        top: 0;
    }

    50% {
        top: -40px;
    }
}

@keyframes animate-background {
    0% {
        transform: scale(0) translateY(-90px) rotate(360deg);
        opacity: 1;
    }

    100% {
        transform: scale(1.3) translateY(-90px) rotate(-180deg);
        border-radius: 50%;
        opacity: 0;
    }
}

@keyframes article-rotate {
    0% {
        transform: rotate(0deg);
    }

    50% {
        transform: rotate(90deg);
    }

    100% {
        transform: rotate(180deg);
    }
}

/* Animation When opening the page */
@keyframes beginning-scale{
    0%{
        transform: scale(0);
    }
    100%{
        transform: scale(1);
    }
}
@keyframes right-to-left{
    0%{
        transform: translateX(200px);
        opacity: 0;
    }
    100%{
        transform: translateX(0px);
        opacity: 1;
    }
}
@keyframes down-to-top{
    0%{
        transform: translateY(500px);
        opacity: 0;
    }
    100%{
        transform: translateY(0px);
        opacity: 1;
    }
}
@keyframes left-to-right{
    0%{
        transform: translateX(-200px);
        opacity: 0;
    }
    100%{
        transform: translateX(0px);
        opacity: 1;
    }
}

/* loading section */
.section-loading {
    display:none;
    position: absolute;
    width: 100%;
    height: 100%;
    padding: 100px;
    background-color: var(--surface-elevated);
    z-index: 111111;
}

.loading {
    position: relative;
}

.loading::before {
    content: '';
    display: block;
    position: fixed;
    top: calc(50% - 1.8em);
    left: calc(50% - 1.8em);
    width: 3.6em;
    height: 3.6em;
    border: 0.2em solid #ddd;
    border-color: #5e8eed transparent transparent #5e8eed;
    border-radius: 50%;
    -webkit-animation: loading 1s infinite 0.11s;
    animation: loading 1s infinite 0.11s;
}

.loading::after {
    content: '';
    display: block;
    position: fixed;
    top: calc(50% - 1.2em);
    left: calc(50% - 1.2em);
    width: 2.4em;
    height: 2.4em;
    border: 0.2em solid #ddd;
    border-color: #bacff7 transparent transparent #bacff7;
    border-radius: 50%;
    -webkit-animation: loading 1s infinite 0.33s;
    animation: loading 1s infinite 0.33s;
}

@-webkit-keyframes loading {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes loading {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}