给Blog增加水印

Foreword 突发奇想，想给没写完的Blog加个水印，表示未完工，谨慎查看 水印 // 页面添加水印效果 const setWatermark = (str,width,height,font) => { const id = 'watermarkbyelmagnifico'; if (document.getElementById(id) !== null) document.body.removeChild(document.getElementById(id)); const can = document.createElement('canvas'); can.width = width; can.height = height; c..