Layering Multiple Background Images

Properties

background-image: url(layer-1.gif), url(layer-2.png), url(layer-3.jpg), none;
background-position: center bottom, left top, right top;

Shorthand

background: url(layer-1.gif) center bottom no-repeat, url(layer-2.png) left top no-repeat, url(layer-3.jpg) right top no-repeat;

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