页面背景设置为透明网格样式

transparent.css

/*
 * 页面背景设置为透明网格样式
 */
 
 body {
  background-color: #fff;
  background-image:
    linear-gradient(45deg, #d6d6d6 25%, transparent 25%, transparent 75%, #d6d6d6 75%, #d6d6d6),
    linear-gradient(45deg, #d6d6d6 25%, transparent 25%, transparent 75%, #d6d6d6 75%, #d6d6d6);
  background-size: 16px 16px;
  background-position: 0 0, 8px 8px
}