html - Is it possible to change to the underline height from when the developer uses `text-decoration: underline;` in CSS to create an underline? - Stack Overflow
CSS text-decoration family (not just for underlining links)
css3-text-decor][css4-background] @pattern for defining filling and decoration patterns from Sebastian Zartner on 2012-09-24 (www-style@w3.org from September 2012)
html - CSS: Stylable Underline at Baseline - Stack Overflow