@import url('https://fonts.googleapis.com/css2? family=Roboto:ital,wght@0,100;0,300;0,400;0,500;1,300;1,400;1,500&display=swap');

:root{
    --pink:#a029fb;
    --violet:#5feafa;
}
*{
    font-family: 'Roboto', sans-serif;
    text-transform: capitalize;
    text-decoration: none;
    outline: none;
    margin: 0; padding: 0;
    box-sizing: border-box;
  }
  *::selection{
    background:var(--pink);
    color:#fff;
  }

  .heading{
    font-size: 4rem;
    color:var(--pink);
    text-align: center;
    padding:0 1rem;
    padding-top: 6rem;
    letter-spacing: .2rem;
    font-weight: 500;
    font-family: sa;
  }
  .title{
    padding:0 1rem;
    font-size: 2rem;
    text-align: center;
    font-weight: 400;
    color:#aaa;
  }

  header{
    width:96%;
    background:#fff;
    position: fixed;
    top:2rem; left:50%;
    transform: translateX(-50%);
    border-radius: 5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding:1rem 2rem;
    z-index: 1000;
    transition: .2s;
  }

  .header-active{
    top:0;
    width: 100%;
    border-radius: 0;
    box-shadow: 0 .1rem .3rem rgba(0,0,0,.3);
  }


header .navbar ul{
    display: flex;
    align-items: center;
    justify-content: space-between;
    list-style: none;
  }

  header .navbar ul li{
    margin:0 1rem;
  }
  
  header .navbar ul li a{
    font-size: 2rem;
    color:var(--pink);
    transition: .2s;
  }
  
  header .navbar ul li .active,
  header .navbar ul li a:hover{
    color:var(--violet);
  }
  
  header .logo{
    font-size: 2.5rem;
    color: var(--violet);
    text-transform: uppercase;
  }
  
  header .logo i{
    color:var(--pink);
    padding:0 .2rem;
  }

  header .fa-bars{
    font-size: 3rem;
    color:var(--pink);
    cursor: pointer;
    display: none;
    transition: .2s;
  }
  
  .home{
    min-height: 100vh;
    background:linear-gradient(rgba(139, 240, 247, 0.8),rgba(223, 148, 250, 0.8)), url(../images/bg.jpg) no-repeat;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: 0;
    overflow:hidden;
    position: relative;
  }
  
  .home .content{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-flow: column;
    padding-top: 14rem;
    padding-bottom: 8rem;
    text-align: center;
  }

  .home .content h1{
    font-size: 4rem;
    color: #fff;
    padding:0 1rem;
    text-shadow: 0 .3rem .5rem rgba(0,0,0,.3);
    text-transform: uppercase;
  }
  
  .home .content p{
    font-size: 1.3rem;
    color:#eee;
    padding:1rem 25rem;
    font-family: sans-serif;
  }
  
  .home .content button{
    height:4rem;
    width:20rem;
    border-radius: 5rem;
    background:var(--pink);
    color:#fff;
    font-size: 2rem;
    cursor: pointer;
    transition: .2s;
    border:none;
    box-shadow: 0 .3rem 1rem rgba(0,0,0,.3);
  }
  
  .home .content button:hover{
    letter-spacing: .2rem;
  }
  

  .home .box-container{
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    font-family: sans-serif;
  }
  
  .home .box-container .box{
    height:20rem;
    width:25rem;
    background:#fff;
    text-align: center;
    border-radius: 1rem;
    box-shadow: 0 .3rem .5rem rgba(0,0,0,.5);
    margin: 2rem;
    cursor: pointer;
    font-family: sans-serif;
  }
  
  .home .box-container .box i{
    height:6rem;
    width:6rem;
    line-height: 6rem;
    text-align: center;
    border-radius: 50%;
    color:#fff;
    background:var(--violet);
    font-size: 3rem;
    margin:2rem 0;
    transition: .2s;
  }
  
  .home .box-container .box h3{
    font-size: 2rem;
    color:var(--pink);
    transition: .2s;
  }
  
  .home .box-container .box p{
    font-size: 1.3rem;
    padding:.7rem 2rem;
    color:#666;
  }
  
  .home .box-container .box:hover i{
    background:var(--pink);
  }
  
  .home .box-container .box:hover h3{
    color:var(--violet);
  }

  .home::before{
    content: '';
    position: absolute;
    bottom:-25rem; left:50%;
    transform: translateX(-50%);
    border-top: 70vh solid #fff;
    width:120%;
    border-radius: 50%;
    z-index: -1;
  }
  
  .about .row{
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .about .row .image img{
    height:70vh;
    width:50vw;
  }
  
  .about .row .content{
    padding-left: 5rem;
  }
  
  .about .row .content h3{
    font-size: 3rem;
    color:var(--pink);
  }

  .about .row .content p{
    font-size: 1.2rem;
    color:#999;
    padding:1rem 0;
    font-family: sans-serif;
  }
  
  .about .row .content button{
    height:3.5rem;
    width:17rem;
    background:var(--violet);
    color:#fff;
    border:none;
    border-radius: 5rem;
    box-shadow: 0 .3rem 1rem rgba(0,0,0,.3);
    cursor: pointer;
    font-size: 2rem;
    transition: .2s;
    font-family: sans-serif;
  }
  
  .about .row .content button:hover{
    letter-spacing: .2rem;
    opacity: .8;
  }
  
  .teacher{
    background:#f9f9f9;
  }

  .teacher .card-container{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    padding:2rem 0;
  }
  
  .teacher .card-container .card{
    padding:2rem;
    margin: 2rem;
    background:#fff;
    text-align: center;
    width:28rem;
    box-shadow: 0 .3rem .5rem rgba(0,0,0,.3);
  }
  
  .teacher .card-container .card img{
    height:30rem;
    width:100%;
    object-fit: cover;
    filter: grayscale();
    transition: .2s;
  }
  
  .teacher .card-container .card:hover img{
    filter: grayscale(0);
  }

  .teacher .card-container .card h3{
    color:var(--pink);
    font-size: 2rem;
    padding:.5rem 0;
  }
  
  .teacher .card-container .card p{
    font-size: 1.5rem;
    color:#666;
    font-family: sans-serif;
  }
  
  .teacher .card-container .card .icons a{
    font-size: 1.9rem;
    padding:1.5rem .5rem;
    color:var(--pink);
  }
  
  .teacher .card-container .card .icons a:hover{
    color:var(--violet);
  }
  
  .course .box-container{
    width:85%;
    display: flex;
    justify-content: center;
    margin:0 auto;
    padding-top: 4rem;
    flex-wrap: wrap;
  }

  .course .box-container .box{
    height:18rem;
    width:25rem;
    margin:3.5rem 2rem;
    text-align: center;
    border-radius: 1rem;
    box-shadow: .3rem .3rem 0 .1rem var(--violet),
                .5rem .5rem .5rem rgba(0,0,0,.3);
  }
  
  .course .box-container .box i{
    height:10rem;
    width:10rem;
    line-height: 8rem;
    text-align: center;
    color:#fff;
    border-radius: 50%;
    background:var(--pink);
    margin-top: -4rem;
    border:1rem solid #fff;
    border-left:1rem solid var(--pink);
    border-right:1rem solid var(--pink);
    box-shadow: 0 0 0 1rem #fff inset;
    font-size: 3.3rem;
    font-family: sans-serif;
  }
  
  .course .box-container .box h3{
    font-size: 1.8rem;
    color:var(--violet);
    font-family: sans-serif;
  }

  .course .box-container .box p{
    font-size: 1.3rem;
    color:#999;
    padding:1rem 0;
    font-family: sans-serif;
  }
  
  .review{
    background:#f9f9f9;
  }
  
  .review .box-container{
    display: flex;
    justify-content: center;
    padding-top: 4rem;
    flex-wrap: wrap;
  }
  
  .review .box-container .box{
    width:28rem;
    padding-bottom: 1rem;
    text-align: center;
    box-shadow: 0 .3rem .5rem rgba(0,0,0,.3);
    background:#fff;
    margin:4rem 2rem;
  }

  .review .box-container .box img{
    height:8.5rem;
    width:8.5rem;
    object-fit: cover;
    border-radius: 50%;
    margin-top: -4rem;
    border:.6rem solid var(--pink);
    border-left:.6rem solid var(--violet);
    border-bottom:.6rem solid var(--violet);
  }
  
  .review .box-container .box h3{
    font-size: 1.8rem;
    color:var(--pink);
    padding:0 .5rem;
    font-family: sans-serif;
  }
  
  .review .box-container .box p{
    font-size: 1.2rem;
    color:#999;
    padding:0 1.3rem;
    
  }
  
  .review .box-container .box .stars i{
    font-size: 1.6rem;
    color:var(--violet);
    padding:1.3rem .1rem;
  }

  .contact{
    background:#333;
  }
  
  .contact .row{
    display: flex;
    align-items: center;
    justify-content: center;
    padding:5rem 0;
  }
  
  .contact .row .image img{
    width: 50vw;
    height:70vh;
  }
  
  .contact .row .form-container{
    width:50%;
    padding-right: 6rem;
  }
  
  .contact .row .form-container input, textarea{
    height:4rem;
    width:100%;
    background:#fff;
    border:none;
    border-radius: 5rem;
    padding:0 1rem;
    margin:1rem 0;
    color:var(--pink);
    font-size: 1.7rem;
    transition: .2s linear;
  }

  .contact .row .form-container input:focus, textarea:focus{
    border:.2rem solid var(--pink);
  }
  
  .contact .row .form-container textarea{
    height:20rem;
    border-radius: 1rem;
    padding:1rem; 
    resize: none;
  }
  
  .contact .row .form-container input[type="submit"]{
    width:17rem;
    background:var(--pink);
    color:#fff;
    cursor: pointer;
    font-size: 2rem;
    transition: .2s;
  }
  
  .contact .row .form-container input[type="submit"]:hover{
    background:none;
    color:var(--pink);
    border:.2rem solid var(--pink);
  }
  
  .footer{
    text-align: center;
  }
  
  .footer .icons{
    padding:3rem 0;
  }
  

  .footer .icons a{
    height:4.5rem;
    width: 4.5rem;
    line-height: 4.2rem;
    text-align: center;
    border-radius: 50%;
    color:var(--violet);
    border:.2rem solid var(--violet);
    font-size: 2rem;
    margin:0 .1rem;
    transition: .2s linear;
  }
  
  .footer .icons a:hover{
    color:#fff;
    background:var(--pink);
    border-color: var(--pink);
  }
  
  
  .footer .credit{
    font-size: 2rem;
    border-top: .1rem solid #999;
    margin:0 auto;
    margin-bottom: 2rem;
    color:#666;
    width:90%;
    padding:1rem 0;
  }
  
  .footer .credit span{
    color:var(--pink);
  }
  
  
  
  
  header .fa-times{
    transform: rotate(180deg);
    color:var(--violet);
  }
  
  /* media queries  */
  
  @media (max-width:768px){
  
    html{
      font-size: 55%;
    }
  
    header .fa-bars{
      display: block;
    }
  
    header .navbar{
      position: fixed;
      top:-100rem; left:0;
      width:100%;
      background:#fff;
      border-radius: 1rem;
      opacity: 0;
      transition: .2s linear;
    }
  
    header .navbar ul{
      flex-flow: column;
      padding:2rem 0;
    }
  
    header .navbar ul li{
      margin:1rem 0;
      width:100%;
      text-align: center;
    }
  
    header .navbar ul li a{
      font-size: 3rem;
      display: block;
    }
  
    header .nav-toggle{
      top:5.5rem;
      opacity: 1;
    }
  
    .home .content p{
      padding:1.5rem 2rem;
    }
  
    .home::before{
      display: none;
    }
  
    .about .row{
      flex-flow: column-reverse;
    }
  
    .about .row .image img{
      height:60vh;
      width:90vw;
    }
  
    .about .row .content{
      padding:0 2.5rem;
    }
  
    .course .box-container{
      width:100%;
    }
  
    .contact .row{
      flex-flow: column;
    }
  
    .contact .row .image img{
      height:50vh;
      width:90vw;
    }
  
    .contact .row .form-container{
      width:90%;
      padding:0;
    }
  }