label { font-weight:600; display:block; margin-top:1rem; margin-bottom:0.5rem;   }   select, input[type="number"] { width:100%; padding:0.5rem; border:1px solid #d1d5db; border-radius:6px; margin-bottom:1rem; font-size:1rem;   }   .buttons { display:flex; gap:1rem; flex-wrap:wrap; justify-content:center;   }   textarea { width:100%; height:300px; margin-top:1rem; font-family:monospace; padding:1rem; border:1px solid #d1d5db; border-radius:8px; background:#f3f4f6; resize:vertical;   }   .toggle { display:flex; justify-content:center; margin-top:1rem;   }