body {
  margin: 0;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a1a, #333);
  font-family: Inter, sans-serif;
  color: #f0f0f0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  height: 100vh;
}

#container {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

#instructions {
  position: absolute;
  right: 20px;
  top: 20px;
  width: 250px;
  text-align: left;
  background: rgba(0, 0, 0, 0.6);
  padding: 15px;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

h1, p {
  margin: 5px 0;
}

button {
  margin: 3px;
  padding: 6px 10px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  background: #333;
  color: #f0f0f0;
}

button:hover {
  background: #555;
  box-shadow: 0 0 8px #fff;
}

#timerDisplay {
  margin-top: 10px;
  font-weight: bold;
  font-size: 16px;
}

canvas {
  display: block;
}