div如何自适应宽度
<div id="main"><div style="width:200px;float:left;background:#f00;">固定宽度<div><div style="float:left;background:#ff0;">要如何让这个div的宽度自由随着main的宽度自动变化呢</div></div><table width=100%><tr><td width=200>用table就可能很方便实现</td><td>用div要怎么做呢</td></tr></table>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>无标题文档</title><style type="text/css">.div1{background:#f00;width:200px;float:left;}.div2{background:#ff0;margin-left:200px;}</style></head><body><div id="main"><div class="div1">固定宽度</div><div class="div2">要如何让这个div的宽度自由随着main的宽度自动变化呢</div></div></body></html>