← All examples

Wikipedia: stronger section headings

Enlarges and bolds the section headings and adds a blue underline so the article structure stands out.

Code to copy

/* Stronger, clearer section headings */
.mw-parser-output h2 {
  font-size: 1.6em !important;
  font-weight: 700 !important;
  border-bottom: 2px solid #36c !important;
  padding-bottom: 0.2em !important;
}
.mw-parser-output h3 {
  font-size: 1.25em !important;
  font-weight: 600 !important;
}

How to use this example

1. Copy the code with the button above.
2. Install JustZix (2 minutes) and open the extension on the target page.
3. Add a new rule matching that page.
4. Paste the code into the rule's CSS panel and save — the effect appears instantly.