* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: linear-gradient(180deg, #87ceeb 0%, #e0f4ff 50%, #f2f2f2 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  font-family: "Segoe UI", Arial, sans-serif;
}

canvas {
  background: #fafafa;
  border: 3px solid #333;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.game-container {
  text-align: center;
}

.game-container::before {
  content: "Jumper";
  display: block;
  font-size: 24px;
  font-weight: bold;
  color: #333;
  margin-bottom: 12px;
}