body {
    background: #f0f0f0
}


.container {
    height: 100%;
    position: relative;
}

.logo {
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    background-image: url("images/logo.png");
    background-repeat: no-repeat;
    width: 459px;
    height: 448px;
}