http://www.w3.org/1999/xhtml">
急需！用div+css做出如图框架
ttp://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" target="_blank" rel="nofollow noopener">http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
http://www.w3.org/1999/xhtml">
无标题文档<&><br><style type="text/css"><br />.logo{ margin:0 auto; width:960px; height:60px; background:#999900;}<br />.nav{margin:0 auto; width:960px; height:50px; background:#99CC33;}<br />.pic{margin:0 auto; width:960px; height:260px; background:#99FF99;}<br />.con{margin:0 auto; width:960px; height:260px;}<br /> .conleft{ float:left; width:260px; height:260px; background:#0099CC;}<br /> .conmiddle{float:left; width:430px; height:260px; background:#00CCFF;}<br /> .conright{float:left; width:260px; height:260px; background:#009966;}<br />.footer{margin:0 auto; width:960px; height:30px; background:#996600;}<br /></style><br /></head><br /><body><br /><div class="logo"></div><br /><div class="nav"></div><br /><div class="pic"></div><br /><div class="con"><br /> <div class="conleft"></div><br /> <div class="conmiddle"></div><br /> <div class="conright"></div><br /></div><br /><div class="footer"></div><br /></body><br /></html></style></&>
http://www.w3.org/1999/xhtml">
