console
Alpha:
<div style="filter:alpha(Opacity=20)">
<img src="//www.w3school.com.cn/i/eg_landscape.jpg" width="160" height="120" />
</div>
Gray:
<div style="filter:gray()">
<img src="//www.w3school.com.cn/i/eg_landscape.jpg" width="160" height="120" />
</div>
Invert:
<div style="filter:invert()">
<img src="//www.w3school.com.cn/i/eg_landscape.jpg" width="160" height="120" />
</div>
Xray:
<div style="filter:xray()">
<img src="//www.w3school.com.cn/i/eg_landscape.jpg" width="160" height="120" />
</div>
Mask:
<div style="position:absolute;left:10;top:610;">
<img src="//www.w3school.com.cn/i/eg_landscape.jpg" width="160" height="120" />
</div>
<div style="position: absolute; left: 10; top: 610; filter: mask(color=#ffffff); width: 160; height: 120">
<h2>The mask value makes the text transparent</h2>
</div>
div
{
width:160px;
height:120px;
}