body {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: sans-serif;
  background: #111;
  color: white;
  margin: 0;
  padding: 20px;
}

h1 {
  margin-bottom: 10px;
}

#game-board {
  display: grid;
  grid-template-columns: repeat(20, 20px);
  grid-template-rows: repeat(20, 20px);
  gap: 1px;
  background-color: #222;
}

.cell {
  width: 20px;
  height: 20px;
  background-color: #333;
}

.snake {
  background-color: limegreen;
}

.food {
  background-color: red;
}

#score {
  margin-top: 15px;
  font-size: 1.2em;
}

/* Arrow and Control Buttons */
#controls, #game-buttons {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.control-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 5px 0;
}

.arrow-button, .control-button {
  background-color: #444;
  color: white;
  font-size: 1.2em;
  padding: 10px 20px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.1s, background-color 0.2s;
}

.arrow-button:hover, .control-button:hover {
  background-color: #666;
}

.arrow-button:active, .control-button:active {
  transform: scale(0.95);
  background-color: #888;
}

.control-button {
  margin: 5px;
  width: 150px;
}