style.css

body{
    margin:0;
    padding: 0;
    background: url(Books.jpg);
    background-size:cover;
    background-position: center;
    font-family: cursive;
}

.loginbox{
    width: 325px;
    height: 450px;
    background: #000;
    color: #fff;
    top: 20%;
    position:absolute;
    transform:translate(100%);
    box-sizing:border-box;
    padding: 70px 30px;
}

.avatar{
    width:100px;
    height: 100px;
    border-radius: 50%;
    position: absolute;
    top: -50px;
    left: calc(50% - 50px);
    
}

h1{
    margin: 0;
    padding: 0 0 20px;
    text-align: center;
    font-size: 22px;
}
.loginbox p{
    margin: 0;
    padding: 0;
    font-weight: bold;
}
.loginbox input{
    width: 100%;
    margin-bottom: 20px;
}
.loginbox input[tpye="text"], input[type"password"]{
    border: none;
    border-bottom: 1px solid #fff;
    background: transparent;
    outline: none;
    height: 40px;
    color: #fff;
    font-size: 16px; 
}
.loginbox input[type="submit"]
{
    border:none;
    outline: none;
    height: 40px;
    background: #fb2525;
    color: #fff;
    font-size: 18px;
    border: 20px;
}


.loginbox input[type="submit"]:hover
{
    cursor: pointer;
    background: #ffc107;
    color: #000;
    
}
.loginbox a{
    
    text-decoration: none;
    font-size: 12px;
    line-height: 40px;
    color: aliceblue;    
}

.loginbox a:hover
{
    cursor: pointer;
    color: :#ffc107;
}