body{margin:0;font-family:Arial,Helvetica,sans-serif;background:radial-gradient(circle at center,#0f2027,#000 70%);color:#fff;text-align:center}.container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center}h1{font-size:2.5rem;color:#0ff;transition:.4s ease;cursor:pointer}h1:hover{text-shadow:0 0 10px #00ffff,0 0 20px #00ffff,0 0 40px #00ffff;transform:scale(1.1)}.board{display:grid;grid-template-columns:repeat(3,180px);gap:25px;margin:40px 0}.card{background:#1c2635;padding:25px;border-radius:20px;box-shadow:0 0 20px #000000b3;transition:.3s ease}.card:hover{transform:translateY(-10px);box-shadow:0 0 25px #0ff6}button{margin-top:15px;padding:8px 18px;border:none;border-radius:10px;font-weight:700;cursor:pointer;color:#fff;transition:.3s ease}button:hover{transform:scale(1.1);box-shadow:0 0 15px #fff}.orange{background:orange}.red{background:red}.green{background:green}.blue{background:#00f}.purple{background:purple}.yellow{background:#daa520}.winner{background:linear-gradient(45deg,gold,orange);padding:12px 30px;border-radius:25px;font-weight:700;margin:20px 0;box-shadow:0 0 20px gold;animation:pop .5s ease}@keyframes pop{0%{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.reset-btn{margin-top:40px;padding:15px 50px;font-size:1.2rem;font-weight:700;border:3px solid red;border-radius:12px;color:red;background:transparent;letter-spacing:1px;transition:.3s ease;cursor:pointer}.reset-btn:hover{background:red;color:#fff;box-shadow:0 0 25px red;transform:translateY(-6px) scale(1.05)}