#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}p{margin:.5rem 0}.container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem}.squares{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;width:300px}.squares button{aspect-ratio:1 / 1;font-size:2rem}#reset{font-size:1rem;margin-top:1rem;padding:1rem}