左侧第一行无端出现跟右边一样的高度,解决方案是有,但是不知道为什么会出现,请哪位朋友帮我解释下原因,谢谢!
<style type="text/css">
.r{ float: right; width: 230px; background: #d4d4d4; } .l{ margin-right: 250px; background-color: #2b81af; } .item:before { content: '; display: block; } .item:after { content: '; display: table; clear: both; }
</style>
<div class="r">
<p>aaaaaa</p> <p>aaaaaa</p> <p>aaaaaa</p> <p>aaaaaa</p> <p>aaaaaa</p> <p>aaaaaa</p>
</div>
<div class="l">
<div class="item">bbbb</div> <div class="item">bbb</div> <div class="item">bbb</div>
</div>
item:after {
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