}}
<section end="WIKI_section" />
Wiki headers use the following default CSS:
<section begin="HTML_section" />
{| class="wikitable"
|-
! Wikimarkup !! [[HTML]] !! Style
|-
| {{nowrap|1=<code>= Heading =</code>}} || {{tag|h1|o}} ||
<syntaxhighlight lang="css">
color: #000000; background: none; overflow: hidden; page-break-after: avoid; font-size: 1.8em; font-family: Georgia,Times,serif; margin-top: 1em; margin-bottom: 0.25em; line-height: 1.3; padding: 0; border-bottom: 1px solid #AAAAAA;
</syntaxhighlight>
|-
| {{nowrap|1=<code>== Heading ==</code>}} || {{tag|h2|o}} ||
<syntaxhighlight lang="css">
color: #000000; background: none; overflow: hidden; page-break-after: avoid; font-size: 1.5em; font-family: Georgia,Times,serif; margin-top: 1em; margin-bottom: 0.25em; line-height: 1.3; padding: 0; border-bottom: 1px solid #AAAAAA;
</syntaxhighlight>
|-
| {{nowrap|1=<code>=== Heading ===</code>}} || {{tag|h3|o}} ||
<syntaxhighlight lang="css">
color: #000000; background: none; overflow: hidden; page-break-after: avoid; font-size: 1.17em; font-weight: bold; margin-top: 0.3em; margin-bottom: 0; line-height: 1.6; padding-top: 0.5em; padding-bottom: 0;
</syntaxhighlight>
|-
| {{nowrap|1=<code>==== Heading ====</code>}} || {{tag|h4|o}} ||
<syntaxhighlight lang="css">
color: #000000; background: none; overflow: hidden; page-break-after: avoid; font-size: 100%; font-weight: bold; margin-top: 0.3em; margin-bottom: 0; line-height: 1.6; padding-top: 0.5em; padding-bottom: 0;
</syntaxhighlight>
|-
| {{nowrap|1=<code>===== Heading =====</code>}} || {{tag|h5|o}} ||
<syntaxhighlight lang="css">
color: #000000; background: none; overflow: hidden; page-break-after: avoid; font-size: 100%; font-weight: bold; margin-top: 0.3em; margin-bottom: 0; line-height: 1.6; padding-top: 0.5em; padding-bottom: 0;
</syntaxhighlight>
|-
| {{nowrap|1=<code>====== Heading ======</code>}} || {{tag|h6|o}} ||
<syntaxhighlight lang="css">
color: #000000; background: none; overflow: hidden; page-break-after: avoid; font-size: 100%; font-weight: bold; margin-top: 0.3em; margin-bottom: 0; line-height: 1.6; padding-top: 0.5em; padding-bottom: 0;
</syntaxhighlight>
|-
|}
<section end="HTML_section" />
Templates: {{tl|fake heading}} for use in documentation
|