::selection{background:#000}::-moz-selection{background:#000}.container,body,html{overflow:hidden;background-color:#000;height:100%;width:100%}.container{color:#fff;display:-webkit-flexbox;display:-ms-flexbox;display:-webkit-flex;display:flex;-webkit-flex-align:center;-ms-flex-align:center;-webkit-align-items:center;align-items:center;justify-content:center}