body {
    background-color: #3b4246;
    background-image: url(/img/login-background.png);
    background-repeat: no-repeat;
    background-size: cover;
}

.center-page {
    position: absolute;
    top: 50%;
    left: 50%;
    -moz-transform: translateX(-50%) translateY(-50%);
    -webkit-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
}

.page-box {
    background-color: #ffffff;
    width: 350px;
}