#pagebody { width:730px; /*设定宽度*/ margin:8px auto; /*居中*/ } #sidebar { width:160px; /*设定宽度*/ text-align:left; /*文字左对齐*/ float:left; /*浮动居左*/ clear:left; /*不允许左侧存在浮动*/ overflow:hidden; /*超出宽度部分隐藏*/ } #mainbody { width:570px; text-align:left; float:right; /*浮动居右*/ clear:right; /*不允许右侧存在浮动*/ overflow:hidden } |
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