解决火狐浏览器下父容器的高度不能自适

为什么这个P撑不开DIV呢？解决的办法是在div 与 p 之间插入<div style=”clear:both”></div>清除掉这个p的浮动.

以下是html网页特效代码，点击运行按钮可查看效果：

以下是程序代码

<!DOCTYPE <a href="https://www.gaodaima.com/tag/html" title="查看更多关于html的文章" target="_blank">html</a> PUBLIC “-//W3C//DTD XHTML 1.0 Strict//EN” “<a href="https://www.gaodaima.com/go.html?url=http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd”&gt"  rel="nofollow">http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd”&gt</a>; <html <a href="https://www.gaodaima.com/go.html?url=http://www.gaodaima.com/tag/xml"  title="xml" rel="nofollow" target="_blank">xml</a>ns=”<a href="https://www.gaodaima.com/go.html?url=http://www.w3.org/1999/xhtml&#8221"  rel="nofollow">http://www.w3.org/1999/xhtml&#8221</a>; xml:lang=”zh” lang=”zh”> <head profile=”<a href="https://www.gaodaima.com/go.html?url=http://www.w3.org/2000/08/w3c-synd/#”&gt"  rel="nofollow">http://www.w3.org/2000/08/w3c-synd/#”&gt</a>; <meta http-equiv=”content-language” content=”zh-cn” /> <meta http-equiv=”content-type” content=”text/html;charset=gb2312″ /> <title>blueidea</title> <style type=”text/css”> /*<![CDATA[*/ div {  width:200px;  border:1px solid red  } p {  float:left;  width:100px;  } /*]]>*/ </style> </head> <body> <div><p><a href="https://www.gaodaima.com/go.html?url=http://www.gaodaima.com/tag/web"  title="web" rel="nofollow" target="_blank">web</a>标准常见问题大全<a href="https://www.gaodaima.com/tag/web" title="查看更多关于web的文章" target="_blank">web</a>标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全web标准常见问题大全</p></div> </body> </html></font> <a href=”http://<a href="https://www.gaodaima.com/go.html?url=http://www.gaodaima.com/tag/js"  title="js" rel="nofollow" target="_blank">js</a>.alixixi.com/”>欢迎访问阿里西西网页特效代码站，js.alixixi.com</a>[/code]<br /><input onclick="runEx('CodeText9587')"  type="button" value="运行代码"/> <input onclick="doCopy('CodeText9587')"  type="button" value="复制代码"/> <input onclick="saveCode('CodeText9587')"  type="button" value="另存代码"/><br /> [Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]</div>
</div>
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