| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" | |
| "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> | |
| <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> | |
| <head> | |
| <title></title> | |
| <meta http-equiv="content-type" content="text/html; charset=utf-8" /> | |
| <style type="text/css"> | |
| #stackA { | |
| opacity: 0.66; | |
| z-index: 2; | |
| background: red; | |
| width: 300px; | |
| height: 300px; | |
| } | |
| #stackB { | |
| opacity: 0.90; | |
| background: blue; | |
| margin-top: -150px; | |
| width: 150px; | |
| height: 300px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="stackA"></div> | |
| <div id="stackB"></div> | |
| </body> | |
| </html> |