363728-2.html (381B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <style type="text/css"> 5 #a { 6 height: 4em; 7 background-color: green; 8 overflow: hidden; 9 } 10 #a div{ 11 position: absolute; 12 top: 1em; left: 1em; 13 background-color: lime; 14 height: 7em; width: 7em; 15 } 16 #b { 17 height: 4em; 18 background-color: blue; 19 overflow: hidden; 20 } 21 </style> 22 </head> 23 <body> 24 <div id="a"> 25 <div></div> 26 </div> 27 <div id="b"></div> 28 </body> 29 </html>