*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden}#app{width:100%;height:100%}canvas{display:block}#shake-btn{color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;z-index:10;background:#c22;border:none;border-radius:8px;padding:12px 32px;font-size:16px;font-weight:700;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}#shake-btn:active{background:#991818}#motion-btn{color:#666;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;z-index:10;background:#fff;border:2px solid #ccc;border-radius:50%;width:48px;height:48px;font-size:10px;font-weight:700;transition:background .2s,color .2s,border-color .2s;position:fixed;bottom:24px;left:24px}#motion-btn.active{color:#fff;background:#c22;border-color:#c22}#motion-btn:active{opacity:.8}