.invisible{position:absolute;z-index:-999;opacity:0;pointer-events:none}body{overflow:hidden}.navbar{opacity:0;transition:opacity .4s;animation:begin 3s ease-in-out}.navbar:hover{opacity:1}#pointcloudGUI{opacity:0%;bottom:0;padding:200px 150px 50px;transition:opacity .4s;animation:begin 3s ease-in-out}#pointcloudGUI:hover{opacity:1}#controls{color:var(--white-color);position:absolute;top:5%;left:3rem;padding:2rem;opacity:0;width:20rem;border-radius:3rem;transition:opacity .4s;animation:begin 3s ease-in-out}#controls:hover{opacity:1}#controls>h1{font-family:var(--font-serif);text-decoration:underline}#controls>li{padding:.5rem 1rem;font-family:var(--font-main)}@keyframes begin{0%{opacity:1}to{opacity:0}}