*{margin:0;padding:0;box-sizing:border-box}body{position:relative;background:#0a0a1a;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:calc(100vh - 32px);font-family:monospace;color:#fff;margin:16px}#gameContainer{position:absolute;left:0;top:0;right:0;bottom:0;width:100%;height:100%;margin:auto;cursor:none}canvas{border:1px solid #333;display:block}#konamiToast{position:fixed;top:24px;left:50%;transform:translate(-50%);padding:10px 16px;border:1px solid #00cfff;background:#0a0a1ae6;color:#00cfff;font-family:monospace;font-weight:700;letter-spacing:1px;z-index:9999;box-shadow:0 0 14px #00cfff80}