body,html{margin:0;background:#000}canvas{display:block;opacity:0;transition:opacity ease-in 4.5s}#logo{position:fixed;opacity:0;transition:opacity ease-in 2.5s;top:10px;left:10px}#logo img{width:80px}.started #logo{opacity:1}.started canvas{opacity:1}.started #intro{opacity:0}#intro{opacity:1;pointer-events:none;transition:opacity ease-out 4.5s;position:fixed;top:calc(50% - 150px);left:calc(50% - 150px);z-index:1;width:300px;height:300px;text-align:center}#intro img{width:300px}