clear:both使元素下降到文档中位于其之前的所有浮动元素之下。
您也可以使用
clear:left或
clear:right使其仅落在向左或向右浮动的那些元素下方。
+------------+ +--------------------+| | | || float:left | | without clear || | | || | +--------------------+| | +--------------------+| | | || | | with clear:right || | | (no effect here, || | | as there is no || | | float:right || | | element) || | | || | +--------------------+| |+------------++---------------------+| || with clear:left || or clear:both || |+---------------------+
