419060.html (720B)
1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" 2 "http://www.w3.org/TR/html4/strict.dtd"> 3 <html lang="en-US"> 4 <head> 5 <title>Absolute positioning margin:auto regression</title> 6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 7 <meta http-equiv="Content-Style-Type" content="text/css"> 8 <style type="text/css"> 9 10 body > div { 11 position: relative; 12 border: medium solid; 13 width: 600px; 14 padding-bottom: 1.5em; 15 } 16 17 body > div > div { 18 background: blue; 19 width: 400px; 20 height: 1em; 21 position: absolute; 22 left: 0; 23 right: 0; 24 margin-left: auto; 25 margin-right: 100px; 26 } 27 28 </style> 29 </head> 30 <body> 31 32 <div> 33 This div should be centered within its container: 34 <div></div> 35 </div> 36 37 </body> 38 </html>