| <!doctype html> | |
| <title>CSS Test Reference</title> | |
| <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> | |
| <link rel="author" title="Mozilla" href="https://mozilla.org"> | |
| <style> | |
| #outer { | |
| border: 10px solid transparent; | |
| } | |
| #inner { | |
| border: 10px solid; | |
| } | |
| </style> | |
| <div id="outer"><div id="inner"></div></div> |