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	</section>
</header>
<section id="bd">
	<section id="syntax" class="g-mod g-attr">
		<h2 class="tit">语法：</h2>
		<div class="cont">
			<p><strong>column-rule-width</strong>：<a href="../../values/length/length.htm">&lt;length&gt;</a> | thin | medium | thick</p>
			<p><strong>默认值</strong>：<mark class="defaultvalue">medium</mark></p>
			<p><strong>适用于</strong>：定义了多列的元素</p>
			<p><strong>继承性</strong>：无</p>
			<p><str