style.css

@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');
.mbtn{
    height: 100px;
    width: 100px;
    background-color: rgb(86, 86, 86);
    animation-name: trtn;
    animation-duration: 5s;
    animation-iteration-count: infinite;
    color: white;
    font-family: 'Roboto', Serif;
    font-weight: bold;
}  
@keyframes trtn{
    100%{
        border-radius: 50%;
        background-color: rgb(0, 0, 0);
        margin-left: 1000px;
        transform: rotate(360deg);
        color: white;
        font-family: 'Roboto', Serif;
        font-weight: bold;
    }
}
.sbtn{
    height: 100px;
    width: 100px;
    border-radius: 50px;
    font-family: 'Roboto', Serif;
    font-weight: bold;
}

.ig{
    margin: 30px;
    width: 430px;
    height: 286px;
} 
.ig2{
    margin: 30px;
    width: 300px;
    height: 240px;
}
.btnn{
    background-color: #fff;
    color:black;
    font-family: 'Roboto', Serif;
    width: 100px;
    height: 40px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 14px;
    margin-left: 30px;
}
.btnn:hover{
    text-shadow: 0 0 4px black;
}
p{
    color:#fff;
    margin-left: 30px;
    font-family: 'Roboto', Serif;
    font-weight: bold;
}
.signup{ 
    margin: 50px auto;
    width: 500px;
    height: auto;
    border: none;
    border-radius: 18px;
    padding: 20px;
    box-shadow: 0px 0px 20px rgb(212, 212, 212);
} 

#smt{
    background-color: black;
    color:white;
    border-radius: 8px;
}