:root{
    --main-color: 	#2E8B57;
    --main-light: #3CB371;
    --black: #130f40;
    --white: #fff;
    --light-color: #666;
    --border: .2rem solid rgba(0,0,0,0.1);
    --outline: .1rem solid rgba(0,0,0,0.1);
    --outline-hover: .1rem solid var(--black);
    --background-color: #eee;
    --box-shadow: 0 .5rem 1rem rgba(0,0,0,0.1);
}
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
    border: none;
    text-decoration: none;
    text-transform: capitalize;
    transition: all .2s linear;
}
ul{
    list-style-type: none;
}
html{
    font-size: 62.5%;
    overflow-x: hidden;
    scroll-behavior: smooth;
    scroll-padding-top: 7rem;
}
body{
    background: var(--background-color);
}
section{
    padding: 4rem 9%;
}
h1{
    line-height: 1.8;
    color: var(--black);
    font-size: 3.5rem;
    padding: .5rem 0;
    text-align: center;
    margin: 3rem 0;
}
.heading{
    text-align: center;
    padding: 2rem 0;
    padding-bottom: 3rem;
    font-size: 3.5rem;
    color: var(--black);
}
.heading span{
    background: var(--main-color);
    color: var(--white);
    display: inline-block;
    padding: .5rem 3rem;
    clip-path: polygon(100% 0, 93% 50%, 100% 99%,0% 100%, 7% 50%, 0%  0%);
}
.btn{
    margin-top: 1rem;
    display: inline-block;
    padding: .8rem 3rem;
    font-size: 1.7rem;
    border-radius: 2rem;
    border: .1rem solid var(--black);
    color: var(--black);
    cursor: pointer;
    background: none;
}
.btn:hover{
    background: var(--main-color);
    color: var(--white);
}
.header .logo{
    font-size: 2.5rem;
    font-weight: bolder;
    color: var(--black);
}
.header .logo i{
    font-size: 2.5rem;
    color: var(--main-color);
    padding: 0 .5rem;
}
.header{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--white);
    padding: 1rem 9%;
    box-shadow: var(--box-shadow);
    z-index: 2;
}
.header .navbar a{
    font-size: 1.7rem;
    margin: 0 1rem;
    color: var(--black);
}
.header .navbar a:hover{
    color: var(--main-color);
}
.header .icon div{
    height: 4.5rem;
    width: 4.5rem;
    line-height: 4.5rem;
    border-radius: .5rem;
    background: var(--background-color);
    color: var(--black);
    font-size: 2rem;
    margin-left: .3rem;
    text-align: center;
    cursor:pointer;
}
.header .icon div:hover{
    background: var(--background-color);
    color: var(--main-color);
}
#menu-btn{
    display: none;
}
.header .search-form{
    position: absolute;
    width: 50rem;
    height: 5rem;
    background: var(--white);
    border-radius: .5rem;
    overflow: hidden;
    display: flex;
    align-items: center;
    right: -110%;
    top: 110%;
    box-shadow: var(--box-shadow);
}
.header .search-form.active{
    right: 2rem;
    transition: .5s linear;
}
.header .search-form input{
    width: 100%;
    height: 100%;
    background: none;
    text-transform: none;
    font-size: 1.6rem;
    color: var(--black);
    padding: 0 1.5rem;
}
.header .search-form label{
    font-size: 2.2rem;
    padding-right: 1.5rem;
    color: var(--black);
    cursor: pointer;
}
.header .search-form label:hover{
    color: var(--main-color);
}
.header .login-form{
    position: absolute;
    width: 30rem;
    box-shadow: var(--box-shadow);
    padding: 2rem;
    border-radius: .5rem;
    background: var(--white);
    top: 110%;
    right: -110%;
    text-align: center;
}
.login-form.login.active, .login-form.sign-up.active{
    right: 2rem;
    transition: .5s linear;
}
.header .login-form h3{
    font-size: 2.5rem;
    text-transform: uppercase;
    color: var(--black);
}
.header .login-form .box, .form .box{
    width: 100%;
    margin: .7rem 0;
    background: var(--background-color);
    border-radius: .5rem;
    padding: 1rem;
    font-size: 1.6rem;
    color: var(--black);
    text-transform: none;
}
.header .login-form p{
    font-size: 1.4rem;
    padding: .5rem 0;
    color: var(--light-color);
}
.header .login-form span{
    color: var(--main-light);
    font-size: 1.2rem;
}
.header .login-form span:hover{
    cursor: pointer;
    color: var(--main-color);
    font-size: 1.5rem;
}
.header .login-form .file, .form .file{
    display: flex;
    justify-content: space-between;
}
.header .login-form .file img{
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
}
.box-container{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(26rem, 1fr));
    gap: 1.5rem;
}
.courses .container{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(22rem, 1fr));
    gap: 1rem;
}
.container  img{
    height: 15rem;
    width: 100%;
    object-fit: cover;
}
.container .course-text{
    box-shadow: var(--box-shadow);
    background: var(--white);
    border-radius: .2rem;
    padding: 1.5rem;
    overflow: hidden;
}
.courses .course-text h3{
    line-height: 1;
    color: var(--black);
    font-size: 1.8rem;
    padding: .5rem 0;
}
.courses .course-text p{
    line-height: 1.8;
    color: var(--light-color);
    font-size: 1.2rem;
    padding: .5rem 0;
    text-align: justify;
}
.blogs .box-container .box{
    overflow: hidden;
    border-radius: .5rem;
    box-shadow: var(--box-shadow);
    background: var(--white);
    padding: 1.5rem;
}
.blogs .box-container .box img{
    height: 15rem;
    width: 100%;
    object-fit: cover;
}
.blogs .box-container .box .icons{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}
.blogs .box-container .box .icons span{
    color: var(--black);
    font-size: 1.3rem;

}
.blogs .box-container .box .icons span i{
    padding-right: .5rem;
}
.blogs .box-container .box .content .icons span:hover{
    color: var(--main-color);
    font-size: 1.4rem;
    cursor: pointer;
}
.blogs .box-container .box .content .icons{
    border-bottom: var(--border);
}
.blogs .box-container .box .content{
    padding: 2rem;
}
.blogs .box-container .box .content h3{
    line-height: 1.5;
    color: var(--black);
    font-size: 2rem;
    padding: .5rem 0;
    text-align: center;
}
ol li{
    line-height: 1.5;
    color: var(--light-color);
    font-size: 1.5rem;
    padding: .5rem 1rem;
    text-align: justify;
}
.blogs .box-container .box .content p,p{
    line-height: 1.5;
    color: var(--light-color);
    font-size: 1.5rem;
    padding: .5rem 0;
    text-align: justify;
}
.blogs .btn{
    display: block;
    margin: 0 auto;
    font-size: 1.4rem;
}
/*row column and flex styling*/
.row{
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: space-around;
}
.row h3{
    line-height: 1.5;
    color: var(--black);
    font-size: 2rem;
    padding: .5rem 0;
    text-align: center;
}
.col-2{
    flex-basis: 50%;
    min-width: 300px;
}
.col-2 .image{
    max-width: 60rem;
    max-height: 60rem;
    padding: 2rem;
    display: block;
    margin: 2rem;
}
.col-2 .img{
    width: 100%;
    height: 100%;
    margin: 0 auto;
}
.col-2 .btn{
    margin: 0 auto;
    display: block;
}
.services .col-2 span{
    font-size: 1.2rem;
    color: var(--main-color);
}
.services h1{
    margin: 0;
    font-size: 2rem;
}
.services .row{
    margin: 0 auto;
     padding: 0 20px;
    max-width: 960px; 
    background: var(--white);
    box-shadow: var(--box-shadow);
}
.services .icon i{
    font-size: 2rem;
    padding-right: 1rem;
}
.services ul li, .comment ul li{
    display: flex;
    padding: 1rem 0;
}
.services h4{
    font-size: 1.8rem;
}
.form div{
    margin: 1.5rem 0;
    padding: 0 1rem;
}
.form img{
    width: 7rem;
    height: 7rem;
}
.form .btn{
    display: block;
    margin: 0 auto;
}
.form .box{
    background: var(--white);
}
.comments .row{
    margin: 0 auto;
     padding: 0 20px;
    max-width: 960px; 
    background: var(--white);
    box-shadow: var(--box-shadow);
    flex-direction: column;
} 
.comment{
    padding: 0 5px;
}
 .comment span{
    display: block;
    text-align: center;
    font-size: 1.5rem;
    color:var(--main-color);
}
.comment hr{
    border: 1px solid var(--main-color);
}
.comment img{
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    object-fit: cover;
}
.comment p{
    background: var(--background-color);
    color: var(--black);
    border-radius: 30px;
    width: fit-content;
    height: fit-content;
    padding: 1rem;
}
.comment ul{
    max-height: 30rem;
    overflow: scroll;
}

/*table styles*/
.table{
    background: var(--white);
    box-shadow: var(--box-shadow);
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
  }
  
  th, td {
    padding: 10px;
    text-align: left;
    border: 1px solid #ccc;
  }
  
  th {
    color: var(--main-color);
    font-size: 1.5rem;
    font-weight: 700;
  }
  td{
    color: var(--black);
    font-weight: 400;
    font-size: 1.3rem;
  }
  
.footer{
    background: var(--white);
    box-shadow: var(--box-shadow);
}
.footer .box-container{
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(25rem,1fr));
    gap: 1.5rem;
}
.footer .box-container .box h3{
    font-size: 2.5rem;
    color: var(--black);
    padding: 1rem 0;
}
.footer .box-container .box h3 i{
    color: var(--main-color);
}
.footer .share a{
    height: 4rem;
    width: 4rem;
    line-height: 4rem;
    border-radius: .5rem;
    font-size: 2rem;
    color: var(--black);
    margin-left: .2rem;
    background: var(--background-color);
    text-align: center;
}
.footer .share a:hover{
    background: var(--main-color);
    color: var(--white);
}
.footer .box span{
    display: block;
    color: var(--black);
    margin: 1.5rem .5rem;
    font-size: 1.5rem;
}
.footer .box span i{
    color: var(--main-color);
    padding-right: .5rem;
    font-size: 1.2rem;
}

/*custom input file styles*/
.custom-file-input {
    display: block;
    width: 80%;
    height: calc(1.5em + 0.75rem + 2px);
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    box-shadow: inset 0 0 0 transparent;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
  }

  .custom-file-input:focus {
    color: #495057;
    background-color: #fff;
    border-color: #80bdff;
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
  }

  .custom-file-input::-webkit-file-upload-button {
    visibility: hidden;
  }

  .custom-file-input::before {
    content: "Choose file";
    display: inline-block;
    background-color: #f9f9f9;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    padding: 0.375rem 0.75rem;
    line-height: 1.5;
    color: #495057;
    transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
  }

  .custom-file-input:hover::before {
    border-color: #b3b3b3;
  }

  .custom-file-input:active::before {
    background-color: #e9ecef;
  }

  /*media queries*/
  @media (max-width:991px) {
    html{
        font-size: 55%;
    }
    section{
        padding: 2rem;
    }
  }
  @media (max-width:768px) {
    .header .navbar{
        position: absolute;
        top: 110%;
        right: -110%;
        box-shadow: var(--box-shadow);
        background: var(--white);

        width: 30rem;
    }
    .header .navbar a{
        font-size: 2rem;
        margin: 2rem 2.5rem;
        display: block;
    }
    .header .search-form{
        width: 90%;
    }
    .navbar.active{
        right: 2rem;
        transition: .5s linear;
    }
    #menu-btn{
        display: inline-block;
    }
    .col-2{
        min-width: 100%;
    }
    .table th, .table td {
        display: block;
        width: 100%;
      }
      .table tr{
        border-bottom: 1px solid var(--main-color);
    }
  }
  @media (max-width:450px) {
    html{
        font-size: 50%;
    }
    .heading{
        font-size: 2.5rem;
    }
  }