body {
    background: url(../themes/disabled/assets/images/login_background.jpg) no-repeat top center #474344;
    background-position: fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}

.platforms {
    padding: 0;
    margin-top: 200px;
    display: block;
    text-align: center;
}

.platforms li {
    margin: 0 50px;
    display: inline-block;
    width: 30%;
    height: 100px;
    min-width: 200px;
}

.platforms li a {
    margin: 15px;
    display: block;
    padding: 40px 50px;
    background: #eee;
    border-radius: 5px;
    color: #000;
    text-decoration: none;
    text-transform: uppercase;
}

.platforms li a:hover {
    background: #ddd;
}

.platforms li h2 {
    margin: 0;
}