| <!DOCTYPE html> | |
| <title>flexbox | margins</title> | |
| <link rel="author" href="http://opera.com" title="Opera Software"> | |
| <link rel="help" | |
| href="http://www.w3.org/TR/css-flexbox-1/#flex-containers"> | |
| <link rel="match" href="flexbox_margin-ref.html"> | |
| <style> | |
| div { | |
| background: black; | |
| margin: 1em; | |
| height: 4em; | |
| display: flex; | |
| justify-content: space-around; | |
| } | |
| </style> | |
| <div></div> |