* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: linear-gradient(135deg, #1f1f1f, #3a3a3a);
  color: white;
  font-family: Arial, sans-serif;
  text-align: center;
  padding: 20px;
}

h1 {
  margin-bottom: 20px;
}

.game-container {
  max-width: 400px;
  margin: auto;
  background: #2b2b2b;
  padding: 20px;
  border-radius: 10px;
}

.scoreboard, .display, .rules {
  background: #1e1e1e;
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 15px;
}

.scoreboard h2,
.rules h2 {
  margin-bottom: 10px;
}

.display p {
  margin: 8px 0;
  font-size: 18px;
}

#result {
  font-weight: bold;
  font-size: 20px;
}

.buttons {
  display: flex;
  justify-content: space-around;
  margin-bottom: 15px;
}

button {
  padding: 10px 15px;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
}

button:hover {
  opacity: 0.8;
}

.reset {
  background: crimson;
  color: white;
  width: 100%;
  margin-bottom: 15px;
}

.rules ul {
  list-style: none;
  font-size: 14px;
}

.rules li {
  margin: 5px 0;
}

footer {
  margin-top: 10px;
  font-size: 14px;
}

.social-links a {
  color: #4da6ff;
  margin: 0 5px;
  text-decoration: none;
}

.social-links a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 480px) {
  .buttons {
    flex-direction: column;
  }

  button {
    margin: 5px 0;
  }
}