CSS controls div to automatically extend to 100% height of the window_html/css_WEB-ITnose

CSS controls the div to automatically extend to 100% height of the window, which is very practical and good.

css:

html{ height:100%;_height:100%;}
body{ height:100%;_height:100%;}
.minheight{ background :#CCC; width:200px; min-height:100%;_height:100%;}

html:

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