#flv-js-player>video{width:100%;height:100vh}span{color:#ddd}div{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center}#app,body,html{height:100%}body,html{margin:0;padding:0;background-color:#101010}