body{overflow:hidden;margin:0;background-color:#000}.control-container{overflow:hidden;position:relative;float:right;margin:20px;width:200px;height:200px;border:1px solid #fffddd}#loading-screen{position:fixed;inset:0;background-color:#000;color:#fff;display:flex;justify-content:center;align-items:center;font-family:sans-serif;font-size:2em;z-index:9999}