/* Layout styles */

.grid-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #f8f9fa;
}

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

canvas {
  border: 2px solid #333;
  border-radius: 4px;
  cursor: crosshair;
  background: #f8f9fa;
  width: 100%;
  height: 100%;
}