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