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

body {
  overflow: hidden;
  font-family: Arial, sans-serif;
}

#game-container {
  position: relative;
  width: 100vw;
  height: 100vh;
}

#game-canvas {
  position: absolute;
  width: 100%;
  height: 100%;
  display: block;
}

#hud {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

#crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 24px;
  color: white;
}

#inventory {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 4px;
}

#debug-info {
  position: absolute;
  top: 10px;
  left: 10px;
  color: white;
  font-family: monospace;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 5px;
  border-radius: 3px;
}