html, body {
    background-image: url('/Forms/Users/hiclipart.com.jpeg');
    background-size: cover;
    background-repeat: no-repeat;
    height: 100%;
    font-family: 'Numans', sans-serif;
}

.card {
    height: 300px; /*370px*/
    margin-top: auto;
    margin-bottom: auto;
    width: 400px;
    background-color: rgba(0,0,0,0.5) !important;
}