| <!DOCTYPE html> | |
| <style> | |
| #a { | |
| text-decoration: underline; | |
| } | |
| #b { | |
| text-decoration: green double underline; | |
| } | |
| </style> | |
| <span id="a">T</span>he first letter should have an underline in experimental and stable.<br> | |
| <span id="b">T</span>he first letter should have a green double underline in experimental only. |