student.css

@media(min-width: 767.98px){
body{
    padding: 0;
    margin: 0;
    font-family: sans-serif;
    background: antiquewhite;
    min-width: 100%;
}
.mobile{
    display: none;
}
#studentnames{
    left: 10px;
    position: relative;
    top: -10px;
    background: #ececec;
    width: 400px;
    height: 90vh;
    box-shadow: 0px 0px 100px rgba(0,0,0,0.8);
    border-radius: 10px;
    background: grey;
    border-radius: 20px;
}
#student-head{
    width: 400px;
    height: 80px;
    box-sizing: border-box;
    font-family: cursive;
    position: fixed;
    text-align: center;
    background: #262626;
    z-index: 0;
    border-top-right-radius: 20px;
    border-top-left-radius: 20px;
}
#student-names{
    position: relative;
    top: 81px;
    box-sizing: border-box;
    height: 78vh;
    overflow-y: scroll;
    background: grey;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
}
#studentnames h1{
    font-weight: 400;
    color: white;
}
#student-names p{
    margin-left: 2.5px;
    font-size: 2em;
    font-weight: 400;
    z-index: -2;
}
#studentnames p a{
    position: relative;
    color: #262626;
    left: 30px;
}
#studentnames .activeon{
    background: #262626;
    border-radius: 5px;
    filter: grayscale(100%);
}
#studentnames .activeon a{
    color: #ececec;
}
#college-pic{
    position: absolute;
    top:50%;
    left:60%;
    transform: translate(-50%,-50%);
}
#college-pic img{
    height: 600px;
    width:600px;
    opacity: 0.3;
    z-index: -10;
}
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
    background: #ececec;
    border-bottom-right-radius: 10px;
}
::-webkit-scrollbar-thumb {
    background: #888;
}
::-webkit-scrollbar-thumb:hover {
  background: #555; 
}
#containermain{
    position: absolute;
    top: 52.5%;
    left: 60%;
    transform: translate(-50%,-50%);
    width: 600px;
    height: 650px;
    box-sizing: border-box;
    transform-style: preserve-3d;
    perspective: 1000px;
    padding: 100px;
    box-shadow: 0px 0px 100px rgba(0,0,0,0.8);
    background: #ececec;
    border-radius: 20px;
    display: none;
}
#containermain #dp{
    position: relative;
    top:-40px;
    text-align: center;
    box-sizing: border-box;
}
#dp img{
    height: 150px;
    widows: 150px;
    border-radius: 50%;
    background-size: cover;
    box-shadow: 0px 0px 50px rgba(0,0,0,0.8);
    transition: 1s;
}
#dp img:hover{
    transform: scale(1.5);
    border-radius: 20px;
    transition-timing-function: ease-in;
    transition: all 1s;
}
#details{
    position: relative;
    text-transform: uppercase;
    padding: 42px;
    margin-left: -10%;
    box-sizing: border-box;
    top: -40px;
}
#details p{
    font-weight: 700;
    margin-bottom: 25px;
} 
#containermain #details i{
    font-size: 4em;
    text-align: center;
    margin-left:30%;
    transition: transform 0.7s;
}
a:hover{
   text-decoration: none; 
}
#containermain #details i:hover{
    color: black;
    transform: scale(1.5);
    transition: transform 0.7s;         
}
#work-experience{
    position: absolute;
    top: 50%;
    left: 60%;
    transform: translate(-50%,-50%);
    height: 600px;
    width: 600px;
    background: grey;
    display: none;
    border-radius: 20px;
}
#workclose{
    position: relative;
    font-size: 5em;
    top: -20px;
    float: right;
    right: 10px;
    color: #262626;
    z-index: 2;
}
#work-experience ul{
    position: relative;
    top: 30px;
}
#work-experience ul li{
    position: relative;
    font-size: 28px;
    color: #fff;
    list-style: circle;
    line-height: 200%;
    color: #262626;
}
#work-experience center{
    font-size: 3em;
    font-weight: 700;
    mix-blend-mode: screen;
    z-index: -2;
}
}
@media(max-width: 1189px){
    #containermain{
    position: absolute;
    top: 52.5%;
    left: 75%;
    transform: translate(-50%,-50%);
    width: 520px;
    height: 670px;
    box-sizing: border-box;
    transform-style: preserve-3d;
    perspective: 1000px;
    padding: 100px;
    box-shadow: 0px 0px 100px rgba(0,0,0,0.8);
    background: #ececec;
    border-radius: 20px;
    display: none;
    }
    #college-pic img{
        height: 300px;
        width: 300px;
        margin-left: 30%;
    }
    #work-experience{
    position: absolute;
    top: 50%;
    left: 75%;
    transform: translate(-50%,-50%);
    height: 670px;
    width: 520px;
    background: grey;
    display: none;
    border-radius: 20px;
    overflow-y: scroll;
}
}
/*MOBILE USERS MOBILE USERS MOBILE USERS MOBILE USERS*/
@media(max-width: 767.98px){
    ::-webkit-scrollbar {
    width: 10px;
    display: none;
    }
    ::-webkit-scrollbar-track {
    display: none;
     }
    ::-webkit-scrollbar-thumb {
    display: none;
     }
    ::-webkit-scrollbar-thumb:hover {
    display: none;
     }
    body{
        margin: 0;
        padding: 0;
        font-family: sans-serif;
        background: antiquewhite;
        height: 100vh;
        max-width: 767.98;
    }
    .desktop-user{
        display: none;
    }
    .mobile{
        display: contents;
        position: relative;
        min-height: 100%;
        height: 100vh;
    }
    #mob-list-students{
        position: relative;
        max-width: 100%;
        height: 50px;
        background: grey;
        display: flex;
        align-items: center;
        justify-content: center;
        top: -20px;
        box-shadow: 0px 0px 50px hsl(0, 16%, 91%);
    }
    #mob-list-students a{
        position: absolute;
        font-size: 2.5em;
        font-weight: 900;
        left: 20px;
        color: black;
        cursor: pointer;
    }
    #mob-list-students span{
        font-size: 2.5em;
        font-weight: 900;
        mix-blend-mode: difference;
        font-family: sans-serif;
        box-shadow: 0px 0px 30px hsl(0, 16%, 91%);
    }
    .mobile-user ul{
        position: relative;
        background: #ececec;
        top: -20px;
        height: 240px;
        overflow-y: scroll;
        width: 100%;
        list-style: none;
        transform-origin: top;
        transform: scaleY(0);
        transition: transform 0s;
        box-sizing: border-box;
    }
    .mobile-user .onlist{
        transform: scaleY(1);
        z-index: 9;
        transition: transform 0.3s;
    }
    .mobile-user ul li{
        position: relative;
        width: 150%;
        height: 40px;
        display: block;
        left: -40px;
        align-content: center;
        font-size: 2em;
        font-weight: 500;
        box-sizing: border-box;
        box-shadow: 0px 0px 2px rgba(0,0,0,0.8);
        padding-left: 20px;
    }
    .mobile-user ul li:hover{
        background: #555;
        color: #ececec;
        cursor: pointer;
    }
    .mobile-user ul .active{
        background: #555;
        color: #ececec;
    }
    #mobile-profile{
        position: relative;
        min-width: 100%;
        height: 88vh;
        top: -270px;
        z-index: 8;
        background: antiquewhite;
        color: aliceblue;
        overflow-x: hidden;
        display: none;
        color: #262626;
    }
    #mobile-profile #mobile-dp{
        position: relative;
        width: 100%;
        height: 200px;
        top: 20px;
        text-align: center;
    }
    #mobile-profile #mobile-dp img{
        position: relative;
        width: 150px;
        height: 150px;
        border-radius: 50%;
        top: 15px;
        box-shadow: 0px 0px 100px rgba(0,0,0,0.8);
        transition: all 0.7s;
    }
    #mobile-profile #mobile-student-detail{
        position: relative;
        width: 100%;
        height: calc(88vh - 250px);
        top: 10px;
    }
    #mobile-profile #mobile-student-detail p{
        position: relative;
        width: 100% auto;
        height: 30px;
        font-weight: 400;
        font-size: 1.4em;
        line-height: 200%;
        left: 25px;
    }
    #mobile-profile #mobile-student-detail i{
        position: relative;
        font-size: 5em;
        margin-left: 60px;
        top: 27.5px;
        transition: all 0.7s;
        left: 10%;
    }
    #mobile-profile #mobile-student-detail i:hover{
        color: #262626;
    }
    .offff{
        transition: all 0.5s;
         position: relative;
        width: 110%;
        height: 250px;
        background: #fff;
        transition: all 0.5s;
        display: none;
        overflow-y: scroll;
        overflow-x: hidden;
        color: antiquewhite;
        left: -10%;
    }
    .offff ul{
        position: absolute;
        width: 91%;
        left: 35px;
        font-size: 1.5em;
        list-style: square;
        color: #262626;
    }
    .workon{
        display: block;
    }
    #mobile-profile label{
        position: relative;
        width: 100%;
        height:125px;
        background: antiquewhite;
    }
    #college-mobile-pic img{
        position: absolute;
        height: 350px;
        width: 350px;
        left: 20px;
        top: 35%;
        transform: translateY(-20%);
        opacity: 0.4;
        z-index: -3;
    }
}
/* something like tablet mode:) */
@media(min-width: 575.98px) and (max-width: 767.98px){
    #mobile-profile #mobile-student-detail p{
        position: relative;
        width: 100%;
        height: 30px;
        font-weight: 400;
        font-size: 1.5em;
        line-height: 200%;
        left: 30%;
    }
    #mobile-profile #mobile-student-detail i{
        position: relative;
        font-size: 5em;
        margin-left: 60px;
        top: 27.5px;
        transition: all 0.7s;
        left: 27.5%;
    }
    #college-mobile-pic img{
        position: absolute;
        height: 400px;
        width: 400px;
        left: 120px;
        top: 50%;
        transform: translateY(-50%);
        opacity: 0.4;
        z-index: -3;
    }
    .offff{
        transition: all 0.5s;
         position: relative;
        width: 110%;
        height: 250px;
        background: #ececec;
        transition: all 0.5s;
        display: none;
        overflow-y: scroll;
        overflow-x: hidden;
        color: #262626;
    }
    .offff ul{
        position: absolute;
        width: 91%;
        left: 75px;
        font-size: 1.5em;
        list-style: square;
    }
    .workon{
        display: block;
    }
}