div:after,ul:after,dl:after{content:".";display:block;clear:both;height:0;visibility:hidden;}

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/24 21:38:40
div:after,ul:after,dl:after{content:".";display:block;clear:both;height:0;visibility:hidden;}div:aft

div:after,ul:after,dl:after{content:".";display:block;clear:both;height:0;visibility:hidden;}
div:after,ul:after,dl:after{content:".";display:block;clear:both;height:0;visibility:hidden;}

div:after,ul:after,dl:after{content:".";display:block;clear:both;height:0;visibility:hidden;}
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