@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@200;300;400;500;600&display=swap');

:root{
   --main-color:#8e44ad;
   --red:#e74c3c;
   --oragen:#f39c12;
   --white:#fff;
   --black:#2c3e50;
   --light-color:#888;
   --light-bg:#eee;
   --border:.1rem solid rgba(0,0,0,.2);
}

*{
   font-family: 'Nunito', sans-serif;
   margin: 0; padding: 0;
   box-sizing: border-box;
   outline: none; border: none;
   text-decoration: none;
}

*::selection{
   background-color: var(--main-color);
   color: #fff;
}

*::-webkit-scrollbar{
   height: .5rem;
   width: 1rem;
}

*::-webkit-scrollbar-track{
   background-color: transparent;
}

*::-webkit-scrollbar-thumb{
   background-color: var(--main-color);
}

html{
   font-size: 62.5%;
   overflow-x: hidden;
}

body{
   background-color: var(--light-bg);
   padding-left: 30rem;
}

body.dark{
   --white:#222;
   --black:#fff;
   --light-color:#aaa;
   --light-bg:#333;
   --border:.1rem solid rgba(255,255,255,.2);
}

body.active{
   padding-left: 0;
}

section{
   padding:2rem;
   max-width: 1200px;
   margin: 0 auto;
}

.btn,
.option-btn,
.delete-btn,
.inline-btn,
.inline-option-btn,
.inline-delete-btn{
   border-radius: .5rem;
   padding: 1rem 3rem;
   font-size: 1.8rem;
   color: #fff;
   margin-top: 1rem;
   text-transform: capitalize;
   cursor: pointer;
   text-align: center;
}

.btn,
.option-btn,
.delete-btn{
   display: block;
   width: 100%;
}

.inline-btn,
.inline-option-btn,
.inline-delete-btn{
   display: inline-block;
}

.btn,
.inline-btn{
   background-color: var(--main-color);
}

.option-btn,
.inline-option-btn{
   background-color: var(--oragen);
}

.delete-btn,
.inline-delete-btn{
   background-color: var(--red);
}

.btn:hover,
.option-btn:hover,
.delete-btn:hover,
.inline-btn:hover,
.inline-option-btn:hover,
.inline-delete-btn:hover{
   background-color: var(--black);
   color: var(--white);
}

.flex-btn{
   display:flex;
   gap: 1rem;
}

.message{
   position: sticky;
   top:0;
   margin:0 auto;
   background-color: var(--light-bg);
   padding:2rem;
   display: flex;
   align-items: center;
   gap:1rem;
   justify-content: space-between;
}

.message.form{
   max-width: 1200px;
   margin: 0 auto;
   background-color: var(--white);
   top: 2rem;
   border-radius: .5rem;
}

.message span{
   font-size: 2rem;
   color:var(--black);
}

.message i{
   font-size: 2.5rem;
   color:var(--red);
   cursor: pointer;
   transition: .2s linear;
}

.message i:hover{
   transform: rotate(90deg);
}

.empty{
   background-color: var(--white);
   border-radius: .5rem;
   padding: 1.5rem;
   text-align: center;
   width: 100%;
   font-size: 2rem;
   color: var(--red);
}

.heading{
   padding-bottom: 1.8rem;
   border-bottom: var(--border);
   font-size: 2.5rem;
   color: var(--black);
   text-transform: capitalize;
   margin-bottom: 3rem;
}

.header{
   background-color: var(--white);
   border-bottom: var(--border);
   position: sticky;
   top: 0; left: 0; right: 0;
   z-index: 1000;
}

.header .flex{
   padding: 1.5rem 2rem;
   position: relative;
   display: flex;
   align-items: center;
   justify-content: space-between;
}

.header .flex .logo{
   font-size: 2.5rem;
   color: var(--black);
   font-weight: bolder;
}

.header .flex .search-form{
   width: 50rem;
   border-radius: .5rem;
   display: flex;
   align-items: center;
   gap: 2rem;
   padding: 1.5rem 2rem;
   background-color: var(--light-bg);
}

.header .flex .search-form input{
   width: 100%;
   background:none;
   font-size: 2rem;
   color: var(--black);
}

.header .flex .search-form button{
   font-size: 2rem;
   color: var(--black);
   cursor: pointer;
   background: none;
}

.header .flex .search-form button:hover{
   color: var(--main-color);
}

.header .flex .icons div{
   font-size: 2rem;
   color: var(--black);
   border-radius: .5rem;
   height: 4.5rem;
   cursor: pointer;
   width: 4.5rem;
   line-height: 4.4rem;
   background-color: var(--light-bg);
   text-align: center;
   margin-left: .5rem;
}

.header .flex .icons div:hover{
   background-color: var(--black);
   color:var(--white);
}

#search-btn{
   display: none;
}

.header .flex .profile{
   position: absolute;
   top: 120%; right: 2rem;
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
   text-align: center;
   width: 30rem;
   transform: scale(0);
   transform-origin: top right;
}

.header .flex .profile.active{
   transform: scale(1);
   transition: .2s linear;
}

.header .flex .profile img{
   height: 10rem;
   width: 10rem;
   border-radius: 50%;
   object-fit: cover;
   margin-bottom: .5rem;
}

.header .flex .profile h3{
   font-size: 2rem;
   color: var(--black);
}

.header .flex .profile span{
   color: var(--light-color);
   font-size: 1.6rem;
}

.side-bar{
   position: fixed;
   top: 0; left: 0;
   height: 100vh;
   width: 30rem;
   background-color: var(--white);
   border-right: var(--border);
   z-index: 1200;
}

.side-bar .close-side-bar{
   text-align: right;
   padding: 2rem;
   padding-bottom: 0;
   display: none;
}

.side-bar .close-side-bar i{
   height: 4.5rem;
   width: 4.5rem;
   line-height: 4.4rem;
   font-size: 2.5rem;
   color: #fff;
   cursor: pointer;
   background-color: var(--red);
   text-align: center;
   border-radius: .5rem;
}

.side-bar .close-side-bar i:hover{
   background-color: var(--black);
}

.side-bar .profile{
   padding:3rem 2rem;
   text-align: center;
}

.side-bar .profile img{
   height: 10rem;
   width: 10rem;
   border-radius: 50%;
   object-fit: cover;
   margin-bottom: .5rem;
}

.side-bar .profile h3{
   font-size: 2rem;
   color: var(--black);
}

.side-bar .profile span{
   color: var(--light-color);
   font-size: 1.6rem;
}

.side-bar .navbar a{
   display:block;
   padding: 2rem;
   margin: .5rem 0;
   font-size: 1.8rem;
}

.side-bar .navbar a i{
   color: var(--main-color);
   margin-right: 1.5rem;
   transition: .2s linear;
}

.side-bar .navbar a span{
   color: var(--light-color);
}

.side-bar .navbar a:hover{
   background-color: var(--light-bg);
}

.side-bar .navbar a:hover i{
   margin-right: 2.5rem;
}

.side-bar.active{
   left: -31rem;
}

.quick-select .box-container{
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(27.5rem, 1fr));
   gap: 1.5rem;
   align-items: flex-start;
   justify-content: center;
}

.quick-select .box-container .box{
   border-radius: .5rem;
   background-color: var(--white);
   padding: 2rem;
}

.quick-select .box-container .box .title{
   font-size: 2rem;
   color: var(--black);
}

.quick-select .box-container .box p{
   line-height: 1.5;
   padding-top: 1.5rem;
   color: var(--light-color);
   font-size: 1.8rem;
}

.quick-select .box-container .box p span{
   color: var(--main-color);
}

.quick-select .box-container .tutor{
   text-align: center;
}

.quick-select .box-container .tutor p{
   padding-bottom: 1rem;
}

.quick-select .box-container .box .flex{
   display: flex;
   flex-wrap: wrap;
   gap: 1rem;
   padding-top: 2rem;
}

.quick-select .box-container .box .flex a{
   padding: 1rem 1.5rem;
   border-radius: .5rem;
   font-size: 1.6rem;
   background-color: var(--light-bg);
   justify-content:center;
}

.quick-select .box-container .box .flex a i{
   margin-right: 1rem;
   color: var(--black);
}

.quick-select .box-container .box .flex a span{
   color: var(--light-color);
}

.quick-select .box-container .box .flex a:hover{
   background-color: var(--black);
}

.quick-select .box-container .box .flex a:hover i{
   color: var(--white);
}

.quick-select .box-container .box .flex a:hover span{
   color: var(--white)  ;
}

.courses .box-container{
   display: grid;
   grid-template-columns: repeat(auto-fit, 35rem);
   gap: 1.5rem;
   align-items: flex-start;
   justify-content: center;
}

.courses .box-container .box{
   border-radius: .5rem;
   background-color: var(--white);
   padding: 2rem;
   text-align:center;
}

.courses .box-container .box .tutor{
   margin-bottom: 2rem;
   display: flex;
   align-items: center;
   gap: 2rem;
}

.courses .box-container .box .tutor img{
   width: 5rem;
   height: 5rem;
   border-radius: 50%;
   object-fit: cover;
   margin-bottom: .5rem;
}

.courses .box-container .box .tutor h3{
   font-size: 2rem;
   color: var(--black);
   margin-bottom: .2rem;
   text-align:center;
}

.courses .box-container .box .tutor span{
   font-size: 1.5rem;
   color: var(--light-color);
}

.courses .box-container .box .thumb{
   width: 100%;
   border-radius: .5rem;
   height: 20rem;
   object-fit: cover;
   margin-bottom: .3rem;
}

.courses .box-container .box .title{
   font-size: 2rem;
   color: var(--black);
   margin-top: .5rem;
   padding: .5rem 0;
   text-align:center;
}

.courses .more-btn{
   margin-top: 2rem;
   text-align: center;
}
.courses .back-btn {
   display: inline-block;
   padding: 10px 20px;
   background-color: #333;
   color: #fff;
   text-decoration: none;
   border-radius: 5px;
   font-size: 1.6rem;
}

.courses .back-btn:hover {
   background-color: #555;
}
.videos-container .back-btn {
   display: inline-block;
   padding: 10px 20px;
   background-color: #333;
   color: #fff;
   text-decoration: none;
   border-radius: 5px;
   font-size: 1.6rem;
}

.videos-container .back-btn:hover {
   background-color: #555;
}

.about .row{
   display: flex;
   align-items: center;
   gap: 1.5rem;
   flex-wrap: wrap;
}

.about .row .image{
   flex: 1 1 40rem;
}

.about .row .image img{
   width: 100%;
   height: 50rem;
}

.about .row .content{
   flex: 1 1 40rem;
   text-align: center;
}

.about .row .content h3{
   font-size: 2.5rem;
   color: var(--black);
}

.about .row .content p{
   line-height: 2;
   font-size: 1.8rem;
   color: var(--light-color);
   padding: 1rem 0;
}

.about .box-container{
   margin-top: 3rem;
   display: flex;
   gap: 1.5rem;
   flex-wrap: wrap;
}

.about .box-container .box{
   flex: 1 1 25rem;
   display: flex;
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
   align-items: center;
   gap: 2rem;
}

.about .box-container .box i{
   font-size: 3rem;
   color: var(--black);
}

.about .box-container .box h3{
   color: var(--main-color);
   font-size: 2.5rem;
   margin-bottom: .2rem;
}

.about .box-container .box span{
   font-size: 1.6rem;
   color: var(--light-color);
}

.reviews .box-container{
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
   gap: 1.5rem;
   align-items: flex-start;
   justify-content: center;
}

.reviews .box-container .box{
   border-radius: .5rem;
   padding: 2rem;
   background-color: var(--white);
   padding-top: 1.5rem;
}

.reviews .box-container .box p{
   line-height: 2;
   font-size: 1.7rem;
   color: var(--light-color);
}

.reviews .box-container .box .user{
   display: flex;
   align-items: center;
   gap: 1.5rem;
   margin-top: 1.5rem;
}

.reviews .box-container .box .user img{
   height: 5rem;
   width: 5rem;
   border-radius: 50%;
   object-fit: cover;
}

.reviews .box-container .box .user h3{
   font-size: 2rem;
   color: var(--black);
   margin-bottom: .2rem;
}

.reviews .box-container .box .user .stars i{
   color: var(--main-color);
   font-size: 1.5rem;
}

.playlist .row{
   display: flex;
   align-items: center;
   gap:2.5rem;
   flex-wrap: wrap;
   padding: 2rem;
   background-color: var(--white);
}

.playlist .row .col{
   flex: 1 1 40rem;
}

.playlist .row .col .save-list button{
   font-size: 2rem;
   border-radius: .5rem;
   background-color: var(--light-bg);
   padding: 1.2rem 2.5rem;
   cursor: pointer;
   margin-bottom: 2rem;
}

.playlist .row .col .save-list button i{
   color: var(--black);
   margin-right: 1rem;
}

.playlist .row .col .save-list button span{
   color: var(--light-color);
}

.playlist .row .col .save-list button:hover{
   background-color: var(--black);
}

.playlist .row .col .save-list button:hover i{
   color: var(--white);
}

.playlist .row .col .save-list button:hover span{
   color: var(--white);
}

.playlist .row .col .thumb{
   position: relative;
   height: 30rem;
}

.playlist .row .col .thumb span{
   position: absolute;
   top: 1rem; left: 1rem;
   border-radius: .5rem;
   padding: .5rem 1.5rem;
   font-size: 2rem;
   color: #fff;
   background-color: rgba(0,0,0,.3);
}

.playlist .row .col .thumb img{
   width: 100%;
   height: 100%;
   border-radius: .5rem;
   object-fit: cover;
}

.playlist .row .col .tutor{
   display: flex;
   align-items: center;
   gap: 1.7rem;
}

.playlist .row .col .tutor img{
   height: 7rem;
   width: 7rem;
   border-radius: 50%;
   object-fit: cover;
}

.playlist .row .col .tutor h3{
   font-size: 2rem;
   color: var(--black);
   margin-bottom: .2rem;
}

.playlist .row .col .tutor span{
   color: var(--main-color);
   font-size: 1.5rem;
}

.playlist .row .col .details{
   padding-top: 1.5rem;
}

.playlist .row .col .details h3{
   font-size: 2rem;
   color: var(--black);
}

.playlist .row .col .details p{
   padding: 1rem 0;
   line-height: 2;
   color: var(--light-color);
   font-size: 1.7rem;
}

.playlist .row .col .details .date{
   font-size: 1.7rem; 
   padding-top: .5rem;
}

.playlist .row .col .details .date i{
   color: var(--main-color);
   margin-right: 1rem;
}

.playlist .row .col .details .date span{
   color: var(--light-color);
}

.videos-container .box-container{
   display: grid;
   grid-template-columns: repeat(auto-fit, 35rem);
   gap: 1.5rem;
   align-items: flex-start;
   justify-content: center;
}

.videos-container .box-container .box{
   position: relative;
   border-radius: .5rem;
   padding: 2rem;
   background-color: var(--white);
}

.videos-container .box-container .box img{
   height: 20rem;
   width: 100%;
   border-radius: .5rem;
   object-fit: cover;
}

.videos-container .box-container .box i{
   position: absolute;
   top: 2rem; left: 2rem; right: 2rem;
   height: 20rem;
   background-color: rgba(0,0,0,.3);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 4rem;
   color: #fff;
   border-radius: .5rem;
   display: none;
}

.videos-container .box-container .box:hover i{
   display: flex;
}

.videos-container .box-container .box h3{
   font-size: 2rem;
   color: var(--black);
   margin-top: 1rem;
}

.videos-container .box-container .box:hover h3{
   color: var(--main-color);
}

.watch-video .video-details{
   background-color: var(--white);
   padding: 2rem;
   border-radius: .5rem;
}

.watch-video .video-details .video{
   width: 100%;
   border-radius: .5rem;
   background: #fff;
   height: 50rem;
}

.watch-video .video-details img{
   width: 100%;
   border-radius: .5rem;
   background: #fff;
   height: 50rem;
}

.watch-video .video-details .title{
   font-size: 5rem;
   color: var(--black);
   padding: 1.5rem 0;
   font-family: Arial, sans-serif;
}

.watch-video .video-details .info{
   display: flex;
   gap: 2rem;
   padding-bottom: 1.5rem;
   border-bottom: var(--border);
}

.watch-video .video-details .info p{
   font-size:1.6rem;
}

.watch-video .video-details .info p i{
   margin-right: 1rem;
   color: var(--main-color);
}

.watch-video .video-details .info p span{
   color: var(--light-color);
}

.watch-video .video-details .tutor{
   padding: 2rem 0;
   display: flex;
   align-items: center;
   gap: 2rem;
}

.watch-video .video-details .tutor img{
   height: 7rem;
   width: 7rem;
   border-radius: 50%;
   object-fit: cover;
}

.watch-video .video-details .tutor h3{
   font-size: 2rem;
   color: var(--black);
   margin-bottom: .2rem;
}

.watch-video .video-details .tutor span{
   color: var(--light-color);
   font-size: 1.5rem;
}

.watch-video .video-details .flex{
   display: flex;
   align-items: center;
   gap: 1.5rem;
   justify-content: space-between;
}

.watch-video .video-details .flex a{
   margin-top: 0;
}

.watch-video .video-details .flex button{
   background-color: var(--light-bg);
   cursor: pointer;
   padding: 1rem 2.5rem;
   font-size: 2rem;
   border-radius: .5rem;
}

.watch-video .video-details .flex button i{
   color: var(--black);
   margin-right: 1rem;
}

.watch-video .video-details .flex button span{
   color: var(--light-color);
}

.watch-video .video-details .flex button:hover{
   background-color: var(--black);
}

.watch-video .video-details .flex button:hover i{
   color: var(--white);
}

.watch-video .video-details .flex button:hover span{
   color: var(--white);
}

.watch-video .video-details .description{
   padding-top: 2rem;
}

.watch-video .video-details .description p{
   line-height: 1.5;
   font-size: 1.7rem;
   color: var(--light-color);
   white-space: pre-line;
}

.comments .add-comment{
   background-color: var(--white);
   border-radius: .5rem;
   margin-bottom: 3rem;
   padding: 2rem;
}

.comments .add-comment textarea{
   border-radius: .5rem;
   padding: 1.4rem;
   width: 100%;
   height: 20rem;
   background-color: var(--light-bg);
   resize: none;
   font-size: 1.8rem;
   color: var(--black);
}

.comments .show-comments{
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
   display: grid;
   gap: 2.5rem;
}

.comments .show-comments .user{
   display: flex;
   align-items: center;
   gap: 1.5rem;
   margin-bottom: 2rem;
}

.comments .show-comments .user img{
   height: 5rem;
   width: 5rem;
   border-radius: 50%;
   object-fit: cover;
}

.comments .show-comments .user h3{
   font-size: 2rem;
   color: var(--black);
   margin-bottom: .2rem;
}

.comments .show-comments .user span{
   color: var(--light-color);
   font-size: 1.5rem;
}

.comments .show-comments .content{
   margin-bottom: 2rem;
}

.comments .show-comments .content p{
   font-size: 2rem;
   color: var(--black);
   padding: 0 1rem;
   display: inline-block;
}

.comments .show-comments .content span{
   font-size: 1.7rem;
   color: var(--light-color);
}

.comments .show-comments .content a{
   color: var(--main-color);
   font-size: 1.8rem;
}

.comments .show-comments .content a:hover{
   text-decoration: underline;
}

.comments .show-comments .text{
   border-radius: .5rem;
   background-color: var(--light-bg);
   padding: 1rem 1.5rem;
   color: var(--black);
   margin: .5rem 0;
   position: relative;
   z-index: 0;
   white-space: pre-line;
   font-size: 1.8rem;
}

.comments .show-comments .text::before{
   content: '';
   position: absolute;
   top: -1rem; left: 1.5rem;
   height: 1.2rem;
   width: 2rem;
   background-color: var(--light-bg);
   clip-path: polygon(50% 0%, 0% 100%, 100% 100%); 
}

.edit-comment form{
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
}

.edit-comment form .box{
   width: 100%;
   border-radius: .5rem;
   padding: 1.4rem;
   font-size: 1.8rem;
   color: var(--black);
   background-color: var(--light-bg);
   resize: none;
   height: 20rem;
}

.edit-comment form .flex{
   display: flex;
   gap: 1.5rem;
   justify-content: space-between;
   margin-top: .5rem;
}

.teachers .search-tutor{
   margin-bottom: 3rem;
   display: flex;
   align-items: center;
   gap: 1.5rem;
   padding: 1.5rem 2rem;
   background-color: var(--white);
   border-radius: .5rem;
}

.teachers .search-tutor input{
   width: 100%;
   font-size: 1.8rem;
   color: var(--black);
   background: none;
}

.teachers .search-tutor button{
   font-size: 2rem;
   cursor: pointer;
   color: var(--black);
   background: none;
}

.teachers .search-tutor button:hover{
   color: var(--main-color);
}

.teachers .box-container{
   display: grid;
   grid-template-columns: repeat(auto-fit, 35rem);
   gap: 1.5rem;
   align-items: flex-start;
   justify-content: center;
}

.teachers .box-container .box{
   border-radius: .5rem;
   padding: 2rem;
   background-color: var(--white);
}

.teachers .box-container .box .tutor{
   margin-bottom: 1rem;
   display: flex;
   align-items: center;
   gap: 1.5rem;
}

.teachers .box-container .box .tutor img{
   height: 5rem;
   width: 5rem;
   object-fit: cover;
   border-radius: 50%;
}

.teachers .box-container .box .tutor h3{
   color: var(--black);
   font-size: 2rem;
   margin-bottom: .2rem;
}

.teachers .box-container .box .tutor span{
   color: var(--main-color);
   font-size: 1.5rem;
}

.teachers .box-container .box p{
   padding-top: 1rem;
   font-size: 1.7rem;
   color: var(--light-color);
}

.teachers .box-container .box p span{
   color: var(--main-color);
}

.teachers .box-container .offer{
   text-align: center;
}

.teachers .box-container .offer h3{
   font-size: 2rem;
   color: var(--black);
}

.teachers .box-container .offer p{
   line-height: 2;
   padding-bottom: .5rem;
}

.tutor-profile .details{
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
   text-align: center;
}

.tutor-profile .details .tutor{
   margin-bottom: 2rem;
}

.tutor-profile .details .tutor img{
   height: 10rem;
   width: 10rem;
   border-radius: 50%;
   object-fit: cover;
   margin-bottom: .5rem;
}

.tutor-profile .details .tutor h3{
   font-size: 2rem;
   color: var(--black);
   margin: .5rem 0;
}

.tutor-profile .details .tutor span{
   font-size: 1.5rem;
   color: var(--light-color);
}

.tutor-profile .details .flex{
   display: flex;
   gap: 1.5rem;
   align-items: center;
   flex-wrap: wrap;
}

.tutor-profile .details .flex p{
   flex: 1 1 25rem;
   border-radius: .5rem;
   background-color: var(--light-bg);
   padding: 1rem 3rem;
   font-size: 2rem;
   color: var(--light-color);
}

.tutor-profile .details .flex p span{
   color: var(--main-color);
}

.contact .row{
   display: flex;
   align-items: center;
   gap: 1.5rem;
   flex-wrap: wrap;
}

.contact .row .image{
   flex: 1 1 50rem;
}

.contact .row .image img{
   height: 50rem;
   width: 100%;
}

.contact .row form{
   flex:1 1 30rem;
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
   text-align: center;
}

.contact .row form h3{
   font-size: 2.5rem;
   margin-bottom: 1rem;
   color: var(--black);
}

.contact .row form .box{
   width: 100%;
   margin: 1rem 0;
   border-radius: .5rem;
   background-color: var(--light-bg);
   padding: 1.4rem;
   color: var(--black);
   font-size: 1.8rem;
}

.contact .row form textarea{
   height: 20rem;
   resize: none;
}

.contact .box-container{
   margin-top: 3rem;
   display: flex;
   align-items: flex-start;
   gap: 1.5rem;
   flex-wrap: wrap;
}

.contact .box-container .box{
   flex: 1 1 30rem;
   border-radius: .5rem;
   background-color: var(--white);
   padding: 2rem;
   text-align: center;
}

.contact .box-container .box i{
   font-size: 3rem;
   color: var(--main-color);
   margin-bottom: 1rem;
}

.contact .box-container .box h3{
   margin: 1.5rem 0;
   font-size: 2rem;
   color: var(--black);
}

.contact .box-container .box a{
   display: block;
   font-size: 1.7rem;
   color: var(--light-color);
   line-height: 1.5;
   margin-top: .5rem;
}

.contact .box-container .box a:hover{
   text-decoration: underline;
   color: var(--main-color);
}

.profile .details{
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
}

.profile .details .user{
   text-align: center;
   margin-bottom: 2rem;
}

.profile .details .user img{
   height: 10rem;
   width: 10rem;
   border-radius: 50%;
   object-fit: cover;
   margin-bottom: .5rem;
}

.profile .details .user h3{
   font-size: 2rem;
   margin: .5rem 0;
   color: var(--black);
}

.profile .details .user p{
   font-size: 1.7rem;
   color: var(--light-color);
}

.profile .details .box-container{
   display: flex;
   flex-wrap: wrap;
   align-items: flex-end;
   gap: 1.5rem;
}

.profile .details .box-container .box{
   background-color: var(--light-bg);
   border-radius: .5rem;
   padding: 2rem;
   flex: 1 1 30rem;
}

.profile .details .box-container .box .flex{
   display: flex;
   align-items: center;
   gap: 1.7rem;
   margin-bottom: 1rem;
}

.profile .details .box-container .box .flex i{
   height: 4.5rem;
   width: 4.5rem;
   border-radius: .5rem;
   background-color: var(--black);
   line-height: 4.4rem;
   font-size: 2rem;
   color: var(--white);
   text-align: center;
}

.profile .details .box-container .box .flex h3{
   font-size: 2rem;
   color: var(--main-color);
   margin-bottom: .2rem;
}

.profile .details .box-container .box .flex span{
   font-size: 1.5rem;
   color: var(--light-color);
}

.form-container{
   display: flex;
   align-items: center;
   justify-content: center;
   min-height:80vh;
}

.form-container form{
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
}

.form-container .login{
   width: 50rem;
}

.form-container .reset{
   width: 50rem;
}
.form-container .register{
   width: 80rem;
}

.form-container form h3{
   text-align: center;
   font-size: 2.5rem;
   margin-bottom: 1rem;
   color: var(--black);
   text-transform: capitalize;
}

.form-container form p{
   padding-top: 1rem;
   font-size: 1.7rem;
   color: var(--light-color);
}

.form-container form p span{
   color: var(--red);
}

.form-container .link{
   padding-bottom: 1rem;
   text-align: center;
   font-size: 2rem;
}

.form-container .link a{
   color: var(--main-color);
}

.form-container .link a:hover{
   color: var(--black);
   text-decoration: underline;
}

.form-container form .box{
   width: 100%;
   border-radius: .5rem;
   margin: 1rem 0;
   font-size: 1.8rem;
   color: var(--black);
   padding: 1.4rem;
   background-color: var(--light-bg);
}

.form-container .flex{
   display: flex;
   gap: 2rem;
}

.form-container .flex .col{
   flex: 1 1 25rem;
}

.liked-videos .box-container{
   display: grid;
   grid-template-columns: repeat(auto-fit, 35rem);
   gap: 1.5rem;
   align-items: flex-start;
   justify-content: center;
   text-overflow: hidden;
}

.liked-videos .box-container .box{
   background-color: var(--white);
   border-radius: .5rem;
   padding: 2rem;
   overflow-x: hidden;
}

.liked-videos .box-container .box .tutor{
   margin-bottom:2rem;
   display: flex;
   align-items: center;
   gap: 1.5rem;
}

.liked-videos .box-container .box .tutor img{
   height: 5rem;
   width: 5rem;
   border-radius: 50%;
   object-fit: cover;
}

.liked-videos .box-container .box .tutor h3{
   font-size: 1.8rem;
   color: var(--black);
   margin-bottom: .2rem;
}

.liked-videos .box-container .box .tutor span{
   font-size: 1.5rem;
   color: var(--light-color);
}

.liked-videos .box-container .box .thumb{
   width: 100%;
   height: 20rem;
   object-fit: cover;
   border-radius: .5rem;
   margin-bottom: 1rem;
}

.liked-videos .box-container .box .title{
   font-size: 2rem;
   color: var(--black);
   padding: .5rem 0;
   text-overflow: ellipsis;
   overflow-x: hidden;
}















.footer{
   position: sticky;
   bottom: 0; right: 0; left: 0;
   background-color: var(--white);
   border-top: var(--border);
   padding:2.5rem 2rem;
   text-align: center;
   color: var(--black);
   font-size: 2rem;
   margin-top: 1.5rem;
   z-index: 1000;
   /* padding-bottom: 9.5rem; */
}

.footer span{
   color: var(--main-color);
}

/* media queries  */

@media (max-width:1200px){

   body{
      padding-left: 0;
   }

   .side-bar{
      transition: .2s linear;
      left: -30rem;
   }

   .side-bar.active{
      left: 0;
      box-shadow: 0 0 0 100vw rgba(0,0,0,.7);
   }

   .side-bar .close-side-bar{
      display: block;
   }

}

@media (max-width:991px){
   
   html{
      font-size: 55%;
   }

}

@media (max-width:768px){

   #search-btn{
      display: inline-block;
   }

   .header .flex .search-form{
      position: absolute;
      top:99%; left: 0; right: 0;
      width: auto;
      border-top: var(--border);     
      border-bottom: var(--border);
      background-color: var(--white);
      clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
      transition: .2s linear;
   }

   .header .flex .search-form.active{
      clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
   }

   .form-container .flex{
      display: flex;
      gap: 0;
      flex-flow: column;
   }

   .watch-video .video-details .video{
      height: 30rem;
   }

}

@media (max-width:450px){
   
   html{
      font-size: 50%;
   }

   .heading{
      font-size: 2rem;
   }

   .flex-btn{
      flex-flow: column;
      gap: 0;
   }

   .about .row .image img{
      height: auto;
   }

   .playlist .row .col .thumb{
      height: 20rem;
   }

   .contact .row .image img{
      height: auto;
   }

   .courses .box-container{
      grid-template-columns: 1fr;
   }

   .videos-container .box-container{
      grid-template-columns: 1fr;
   }

   .teachers .box-container{
      grid-template-columns: 1fr;
   }

   .watch-video .video-details .video{
      height: auto;
   }

}
.button-85 {
  padding: 0.6em 2em;
  border: none;
  outline: none;
  color: rgb(255, 255, 255);
  background: #111;
  cursor: pointer;
  position: relative;
  z-index: 0;
  border-radius: 10px;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
}

.button-85:before {
  content: "";
  background: linear-gradient(
    45deg,
    #ff0000,
    #ff7300,
    #fffb00,
    #48ff00,
    #00ffd5,
    #002bff,
    #7a00ff,
    #ff00c8,
    #ff0000
  );
  position: absolute;
  top: -2px;
  left: -2px;
  background-size: 400%;
  z-index: -1;
  filter: blur(5px);
  -webkit-filter: blur(5px);
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  animation: glowing-button-85 20s linear infinite;
  transition: opacity 0.3s ease-in-out;
  border-radius: 10px;
}

@keyframes glowing-button-85 {
  0% {
    background-position: 0 0;
  }
  50% {
    background-position: 400% 0;
  }
  100% {
    background-position: 0 0;
  }
}

.button-85:after {
  z-index: -1;
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: #222;
  left: 0;
  top: 0;
  border-radius: 10px;
}
.custom-slider {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  border-bottom: 5px solid #2596be;
}

.armut-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.armut-slide {
 background: linear-gradient(rgba(30, 27, 4, 0.7),rgba(4,9,30,0.7));
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0; /* Varsayılan olarak görünmez */
  z-index: 0; /* Arkada */
  transition: opacity 0.5s ease-in-out; /* Geçiş efekti */
}

.armut-slide:first-child {
  opacity: 1; /* İlk slayt görünür */
  z-index: 1; /* Önde */
}
.elma-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.elma-slide {
  background: linear-gradient(rgba(50, 50, 50, 0.5), rgba(10, 10, 10, 0.5));
  background-repeat: no-repeat;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: contain;
  background-position: center;
  opacity: 0;
  z-index: 0;
  transition: opacity 0.8s ease-in-out;
}

.elma-slide:first-child {
  opacity: 1;
  z-index: 1;
}
ahmet-slide {
  position: fixed; /* Üst üste binmeleri için konum ayarı */
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0; /* İlk başta görünmez */
  transition: opacity 0.5s; /* Yumuşak geçiş */
  z-index: 0; /* Arkada başlat */
}

.ahmet-slide.active {
  opacity: 1; /* Aktif slaytı görünür yap */
  z-index: 1; /* Öne getir */
}


.thumb-container {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    overflow-x: auto; /* Yatay kaydırma özelliği */
    white-space: nowrap; /* Kaydırma sırasında öğelerin alt satıra geçmesini engeller */
    padding-bottom: 10px; /* Alt kısma boşluk ekler */
    max-width: 90%; /* Ekranın yüzde 90'ı kadar genişlik */
    z-index:4;
}

.thumb-navigation {
    width: 50px;
    height: 50px;
    background-size: cover;
    background-position: center;
    border-radius: 5px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.3s ease, transform 0.3s ease;
    flex-shrink: 0; /* Flexbox'ta öğelerin daralmamasını sağlar */
}

.thumb-navigation:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* Aktif thumbnail için stil */
.thumb-navigation.active {
    border: 2px solid #fff;
    opacity: 1;
    transform: scale(1.1);
}