代碼有毛病么？
<!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>無標題文檔</title>
<style type="text/css">
*{margin:0;padding:0;}
#wrap{background:blue;margin:0 atuo;width:960px}</style>
</head>
<body>
<div id="wrap"></div>
</body>
</html>
2017-02-13
在<div id="wrap">在這里加點東西就行了</div>
2017-02-10
<!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>無標題文檔</title>
<style type="text/css">
*{margin:0;padding:0;}
#wrap{background:blue;margin:0 atuo;width:960px}</style>
</head>
<body>
<div id="wrap">waefwfwfeawef</div>
</body>
</html>
2017-02-10
沒有，是不是顯示不出來，你試著加點內容進去