CSS

By admin, 30 十一月, 2022

html {
    -webkit-filter: grayscale(100%) !important;
    -moz-filter: grayscale(100%) !important;
    -ms-filter: grayscale(100%) !important;
    -o-filter: grayscale(100%) !important;
    filter: grayscale(100%) !important;
    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1) !important;
}

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By admin, 10 十一月, 2015
 
 

为了便于观察,我把边框尺寸做成不一样。 

 

<div style="position:relative">
  <div style="width:100px;height:100px;border:3px solid #f00">&nbsp;</div>

  <div style="width:100px;height:100px;border:1px solid #00f;position:absolute;top:0;left:0">&nbsp;</div>
</div>

 

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