iv id="triangle-up"></div>
<style contenteditable=""> 
#triangle-up {
	width: 0;
	height: 0;
	border-left: 50px solid transparent;
	border-right: 50px solid transparent;
	border-bottom: 100px solid #f66;
}
            </style>
<p></p>
</div>
<div class="shape">
<h5><span class="ez-toc-section" id="%E4%B8%89%E8%A7%92%E5%BD%A2%EF%BC%88%E5%90%91%E4%B8%8B%EF%BC%89"></span>三角形（向下）<span class="ez-toc-section-end"></span></h5>
<div id="triangle-down"></div>
<style contenteditable=""> 
#triangle-down 