body{margin:0;display:flex;justify-content:center;align-items:center;height:100vh;background-color:#302f2f;font-family:Poppins,Tahoma,Geneva,Verdana,sans-serif;overflow:hidden}#game-container{position:relative;width:100%;height:auto;max-width:50vh;aspect-ratio:9/16;background-color:#333;box-shadow:0 0 20px #00000080}.leaderboard{color:#fff;width:100%}.leaderboard ul{display:flex;flex-direction:column;padding:0;margin:0;gap:5px}.leaderboard h3{margin-inline:20px}.leaderboard ul li{display:inline;padding:5px 15px;background:#ffffff30;border-radius:20px;position:relative;margin-inline:20px}.leaderboard ul li .score{position:absolute;right:5px;width:50px;background:#138958;color:#fff;text-align:center;border-radius:100px}input.input-name{padding:1em;font-weight:700;border:0;background:transparent;color:#fff;margin-bottom:10px}@media(max-width:600px){#game-container{max-width:100%;aspect-ratio:unset}}canvas{display:block;width:100%;height:100%}.ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;display:flex;flex-direction:column;justify-content:center;align-items:center}.hidden{display:none!important}#score-display{position:absolute;top:20px;left:50%;transform:translate(-50%);font-size:32px;color:#fff;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.5);z-index:10}#lives-display{position:absolute;top:20px;right:20px;font-size:32px;color:#fff;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.5);z-index:10}.screen{background-color:#000000b3;width:100%;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;pointer-events:auto;z-index:20;color:#fff}h1{color:#fff;font-size:48px;margin-bottom:20px;text-align:center}p{color:#fff;font-size:24px;margin-bottom:40px}button{padding:15px 40px;font-size:24px;background-color:#00bd6e;color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:700;text-transform:uppercase;box-shadow:0 4px #00633d;transition:transform .1s,box-shadow .1s}button:active{transform:translateY(4px);box-shadow:none}button:hover{background-color:#12e78e}