body { font-family: sans-serif; text-align: center; background: #12082a; color: white; }
#score { font-size: 28px; margin: 10px; }
canvas { border: 4px solid #ffd23f; max-width: 100%; }
button { font-size: 20px; padding: 8px 20px; margin: 10px; border-radius: 8px; border: 0; background: #ffd23f; cursor: pointer; }