*{margin:0;padding:0;box-sizing:border-box}body,html{width:100vw;height:100vh;overflow:hidden;background-color:#050510;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;-webkit-user-select:none;user-select:none;touch-action:none}.app-viewport{position:relative;width:100vw;height:100vh;overflow:hidden}#game-container{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;transition:opacity .5s ease}#game-container canvas{display:block;width:100%;height:100%}.ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;pointer-events:none}.hidden{opacity:0!important;pointer-events:none!important}