查看“︁微件:ToiletMap”︁的源代码

<iframe
  src="https://map.toiletmc.net"
  width="100%"
  height="600"
  allowfullscreen
  style="
    /* 切出四边 50px 的空间 */
    border: 40px solid transparent;
    /* 指定边框图和切片、平铺方式 */
    border-image-source: url('https://wfcdn.toiletmc.net/4/43/Map.png');
    border-image-slice: 25;
    border-image-repeat: round;
    /* 保持像素风格不模糊 */
    image-rendering: pixelated;
  "
></iframe>