slidereg.css

*{
    margin: 0;
    padding: 0;
    
}

html{
    scroll-behavior: smooth;
}

body{
    font-size: 100%;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
}

div, section, span, ul, li, a, header{
    box-sizing: border-box;
}



header{
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 3px 50px;
    align-items: center;
    position: fixed;
    /* border-block: inherit; */
    z-index: 999;
    /* border: white;
    background-color: #6918f6;
     border: solid;
    border-color: #8b0af4; */
}

#menu li{
    list-style: none;
    display: inline-block;
    margin: 20px;
}

#menu li a{
    color: #fff;
    text-decoration: none;
    font-size: 20px;
}

section{
    width: 100%;
    float: left;
    height: 100vh;
    position: relative;
}

#home{
    background-image: url('welcome2.jpg');
    background-size: 100%;
    width: 100%;;
}
#about{ 
    background-image: url('ttt.jpg');
    background-size: 100%; 
    

}

#lecture{
    background-image:url('bgcourses2.jpg');
}

#contact{
    /* background-image: linear-gradient(rgb(30, 212, 178),black) */
    background-image: url(welcome2.jpg);
}

h1{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
}
.butt{
    font-size: 30px;
    background-color: black;
    color: black;
    border-radius: 6%;
    padding: 23px 52px;
    top: 350px;
    /* text-align: center; */
    left: -37px;
    /* opacity: 70%;     */
    height: 100px;
    width: 221px;
    position: relative;
    cursor: pointer;
}
.butt:hover{
    background-color:rgb(253, 252, 252);
    opacity: 50%;
    color:aquamarine;
    transform: scale(1);
    transition: all 0.4s ease-in-out}


.butt1{
    font-size: 30px;
    background-color: black;
    color: black;
    border-radius: 6%;
    position: relative;

    padding: 23px 52px;
    top: 352px;
    /* text-align: center; */
    left: 57px;
    /* opacity: 70%;     */
    height: 100px;
    width: 221px;
    cursor: pointer;
}
.butt1:hover{
    background-color:rgb(253, 252, 252);
    opacity: 50%;
    color:aquamarine;
    transform: scale(1);
    transition: all 0.4s ease-in-out}

.text a{
    text-decoration: none;
    color:#2dbb8b;
    
}
.butt2{
    font-size: 30px;
    background-color: black;
    color: black;
    position: relative;

    border-radius: 6%;
    padding: 23px 52px;
    top: 352px;
    /* text-align: center; */
    left: 154px;
    /* opacity: 70%;     */
    height: 100px;
    width: 221px;
    cursor: pointer;
}
.butt2:hover{
    background-color:rgb(253, 252, 252);
    opacity: 50%;
    color:aquamarine;
    transform: scale(1);
    transition: all 0.4s ease-in-out}

.butt3{
    font-size: 30px;
    background-color: black;
    color: black;
    position: relative;

    border-radius: 6%;
    padding: 23px 52px;
    top: 250px;
    /* text-align: center; */
    left: -376px;
    /* opacity: 70%;     */
    height: 100px;
    width: 221px;
    cursor: pointer;
}
.butt3:hover{
    background-color:rgb(253, 252, 252);
    opacity: 50%;
    color:aquamarine;
    transform: scale(1);
    transition: all 0.4s ease-in-out}

.butt4{
    font-size: 30px;
    background-color: black;
    color: black;
    position: relative;

    border-radius: 6%;
    padding: 23px 52px;
    top: 250px;
    /* text-align: center; */
    left: 713px;
    /* opacity: 70%;     */
    height: 100px;
    width: 221px;
    cursor: pointer;
}
.butt4:hover{
    background-color:rgb(253, 252, 252);
    opacity: 50%;
    color:aquamarine;
    transform: scale(1);
    transition: all 0.4s ease-in-out}
.logout{
    width: 130px;
    height: 50px;
    background: transparent;
    border: 2px solid #fff;
    /* outline: 2px groove pink; */
    outline: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.1em;
    color: #fff;
    font-weight: 500;
    margin-left: 40px;
    transition: .5s;

}
#contact address
{
  padding-bottom: 18px;
}

#contact .contact-title
{
    font-size: 24px;
    font-weight: bold;
    padding-bottom: 20px;
    color: #ffffff;
}
#contact .fa
{
    border: 2px solid #ffffff;
    border-radius: 50%;
    color: #D43F52;
    width: 50px;
    height: 50px;
    line-height: 45px;
    text-align: center;
    margin-right: 20px;
}
#contact .form-control
{
    background: transparent;
    border: 2px solid #999;
    border-radius: 0;
    box-shadow: none;
    color: #ffffff;
    position: relative;
    width: 50%;
    top: 90px;
    left: 700px;
    margin-bottom: 20px;
}
#contact input
{
    height: 50px;
}
#contact input[type="submit"]
{
    background: #D43F52;
    border: 2px solid transparent;
    color: #ffffff;
    font-weight: bold;
    transition: all 0.4s ease-in-out;
}
#contact input[type="submit"]:hover
{
    background: #ffffff;
    color: #D43F52;
}
.add{
    position:relative;
    top: 125px;
    right: -75px;
    color: rgb(31, 31, 31);
}
.contact-title
{
    color: rgb(18, 18, 18);
}
/* #about1{
    text-align: left;
    vertical-align: left;
    justify-content: left;
    top: 35px;
} */
.top{
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
}