chromium/third_party/blink/web_tests/external/wpt/css/css-text-decor/text-underline-offset-nesting-manual.html

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
      <title>CSS Text Decoration Test: Offset on decorating element</title>
      <link rel="help" href="https://drafts.csswg.org/css-text-decor-4/#text-decoration-width-property"/>
      <meta name="assert" content="text-underline-offsets affects all decorations originating from this element."/>
      <link rel="author" title="Dominik Röttsches" href="mailto:[email protected]"/>
      <style>
.test {
font-size: 32px;
}

.underline {
text-decoration: underline;
text-underline-position: from-font;
}

.offset_outer_9 {
text-underline-offset: 90px;
text-decoration-color: #ff3366;
}
.offset_outer_8 {
text-underline-offset: 80px;
text-decoration-color: #ff6633;
}

.offset_outer_7 {
text-underline-offset: 70px;
text-decoration-color: #FFCC33;
}

.offset_outer_6 {
text-underline-offset: 60px;
text-decoration-color: #33FF66;
}

.offset_outer_5 {
text-underline-offset: 50px;
text-decoration-color: #33FFCC;
}

.offset_outer_4 {
text-underline-offset: 40px;
text-decoration-color: #33CCFF;
}

.offset_outer_3 {
text-underline-offset: 30px;
text-decoration-color: #3366FF;
}

.offset_outer_2 {
text-underline-offset: 20px;
text-decoration-color: #6633FF;
}

.offset_outer_1 {
text-underline-offset: 10px;
text-decoration-color: #CC33FF;
}
</style>
    </head>
    <body>
      <p>Test passes if there is one more underline under each X, growing up in steps, with red being the furthest away
      and a single one, purple being the closest with 8 other underlines under it.</p>
      <div class="test">
        <span class="underline offset_outer_9">X<span class="underline offset_outer_8">X<span class="underline offset_outer_7">X<span class="underline offset_outer_6">X<span class="underline offset_outer_5">X<span class="underline offset_outer_4">X<span class="underline offset_outer_3">X<span class="underline offset_outer_2">X<span class="underline offset_outer_1">X</span></span>
                    </span>
                  </span>
                </span>
              </span>
            </span>
          </span>
        </span>
      </div>
    </div>
  </body>
</html>