请问在桌面版chrome和android 6.0都有favicon显示，唯独iphone ipad的safari，在加
入主画面没有favicon显示，而是以浏览器截图，找了资料很久，请问是哪个地方问题呢
测试link的url连过去也都能正常显示图片
补上CodePen:https://codepen.io/Shawnfoto/pen/brmWZa?editors=1000#
<link rel="SHORTCUT ICON" href="img/Favicon/favicon.ico"/>
<link rel="shortcut icon" type="image/x-icon"
href="img/Favicon/favicon.ico"/>
<link rel="icon" type="image/x-icon" sizes="16x16"
href="img/Favicon/favicon.ico"/>
<link rel="apple-touch-icon" sizes="57x57"
href="img/Favicon/apple-touch-icon-57x57.png"/>
<link rel="apple-touch-icon" sizes="72x72"
href="img/Favicon/apple-touch-icon-72x72.png"/>
<link rel="apple-touch-icon" sizes="114x114"
href="img/Favicon/apple-touch-icon-114x114.png"/>
<link rel="apple-touch-icon" sizes="144x144"
href="img/Favicon/apple-touch-icon-144x144.png"/>
<link rel="apple-touch-icon-precomposed" sizes="57x57"
href="img/Favicon/apple-touch-icon-57x57.png"/>
<link rel="apple-touch-icon-precomposed" sizes="72x72"
href="img/Favicon/apple-touch-icon-72x72.png"/>
<link rel="apple-touch-icon-precomposed" sizes="114x114"
href="img/Favicon/apple-touch-icon-114x114.png"/>
<link rel="apple-touch-icon-precomposed" sizes="144x144"
href="img/Favicon/apple-touch-icon-144x144.png"/>