body {
  font-family: 'Arial', sans-serif;
  background: linear-gradient(120deg, #1e3c72, #2a5298);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  color: #fff;
}

.game-container {
  background: rgba(0,0,0,0.6);
  padding: 30px 40px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 0 30px #ffcc00;
  width: 90%;
  max-width: 600px;
}

h1 {
  font-size: 2rem;
  margin-bottom: 10px;
  text-shadow: 0 0 10px #ffcc00;
}

.target {
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.expression-display {
  font-size: 1.5rem;
  margin-bottom: 20px;
  padding: 10px;
  border: 2px solid #ffcc00;
  border-radius: 10px;
  display: flex;
  justify-content: center;
  gap: 10px;
}

#current-expression span {
  padding: 5px 10px;
  margin: 0 2px;
  background: #333;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.2s ease;
}

#current-expression span.glow {
  box-shadow: 0 0 15px #00ffcc;
}

.tiles-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 20px;
  gap: 10px;
}

.tile {
  background: #444;
  padding: 15px 20px;
  border-radius: 10px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-shadow: 0 0 5px #fff;
}

.tile:hover {
  transform: scale(1.1);
  box-shadow: 0 0 15px #ffcc00;
}

.controls button {
  padding: 10px 15px;
  margin: 5px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-size: 1rem;
  background: #ffcc00;
  color: #000;
  transition: all 0.2s ease;
}

.controls button:hover {
  transform: scale(1.1);
  box-shadow: 0 0 15px #00ffcc;
}

#message {
  margin-top: 20px;
  font-size: 1.2rem;
  font-weight: bold;
  text-shadow: 0 0 10px #fff;
}