:root{font-size:18px;font-family:Arial,Helvetica,sans-serif}html,body{background-color:#222;margin:0;padding:0;color:#fff}*{box-sizing:border-box;user-select:none}*[hidden]{display:none !important}main{position:relative;margin:3px}main,main canvas{width:300px;height:540px;overflow:hidden}main button{position:absolute;top:45px;margin:0;padding:0;border:none;cursor:pointer;background-color:rgba(0,0,0,0);border-radius:4px;padding:6px;outline:none;transition:all .04s ease;transform:translate(-50%, -50%);max-width:42px;max-height:42px;display:flex;justify-content:center;align-items:center}main button img{position:relative;width:30px;height:30px}main button#restart{left:45px}main button#pause{right:45px;transform:translate(50%, -50%)}main button:hover{background-color:rgba(170,170,170,.35)}main button:active{padding:5px}main div.controls{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#ccc;position:absolute;top:7rem;left:0;font-size:1rem;width:100%;height:calc(100% - 7rem);pointer-events:none;padding:10px}main div.controls[hidden]{display:flex !important;opacity:0}main div.controls.animated{transition:opacity .2s ease}main div.controls h1{margin-top:0}main div.controls p{margin:.5em 0;text-align:center;color:#fff}main div.controls div.row{display:flex;flex-direction:row;justify-content:center}main div.controls div.row div.spacer{width:10px}kbd{display:block;width:fit-content;height:fit-content;min-width:1.8em;text-align:center;background-color:#eee;border-radius:3px;border:5px solid #aaa;border-right-color:#ccc;border-bottom-color:#ccc;color:#333;font-weight:700;line-height:1;padding:2px 4px;white-space:nowrap}kbd.space{padding:0 2em}footer{display:flex;flex-direction:row;align-items:center;justify-content:center}footer a{font-size:13px;color:gray;text-decoration:none;margin:0 6px}
