display : inline-block table-cellposition: absolute/fixed/sticky???overflow: hidden/scroll
父元素的高度塌陷
display: noneposition: absolute/fixed/sticky
.clearfix:after { content: ''; display: block; height: 0, overflow: hidden; clea r: both;}.clearfix { *zoom:1}/*兼容ie6、7*//****************方式二*******************/.clearfix:after { content: ''; display: table; clear: both;}.clearfix { zoom:1;}
float: left/rightposition: absolute/fixedoverflow: hidden/scrolldisplay: inline-block/tabel-cellwidth/height/zoom:1(*ie6/ie7*)
???高端的
float
display: inline-block
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