top和footer的一些設置問題
<!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>混合布局</title> <style> body{?margin:0;?padding:0;?font-size:30px;?font-weight:bold} div{?text-align:center;?line-height:50px} .top{?height:100px;background:#9CF;margin:0?0?auto?0;} .head,.main{?width:960px;margin:0?auto;} .head{?height:100px;?background:#F90;} .left{?width:220px;?height:600px;?background:#ccc;float:left;} .right{?width:740px;?height:600px;background:#FCC;?float:right} .r_sub_left{?width:540px;?height:600px;?background:#9C3;?float:left} .r_sub_right{?width:200px;?height:600px;?background:#9FC;float:right;} .footer{?height:50px;?background:#9F9;?clear:both;} </style> </head> <body> <div?class="top"> ????<div?class="head">head</div> </div> <div?class="main"> ????<div?class="left">left</div> ????<div?class="right"> ?????<div?class="r_sub_left">sub_left ????????</div> ????????<div?class="?r_sub_right">sub_right ????????</div> ????</div> </div> <div?class="footer">footer123456789123456789123456789123456789123456789123456789123456789123456789 </body> </html>
代碼如上
Q1:當瀏覽器寬度不夠時(不足head設置中的960px)
top不會顯示且沒有滾動條
footer沒有自適應瀏覽器寬度
Q2:footer中文字內容過長時,會超出footer的div框,并且有滾動條可以拉動
2016-09-12
width:100%