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themes/hugo-theme-relearn/docs/content/introduction/releasenotes/3/3.en.md

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+title = "Version 3.3"
+type = "releasenotes"
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+## 3.3.0 (2022-03-28) {#3-3-0}
+
+### New
+
+- {{% badge style="info" icon="plus-circle" title=" " %}}New{{% /badge %}} Introduction of new CSS variables to set the font. The theme distinguishes between `--MAIN-font` for all content text and `--CODE-font` for inline or block code. There are additional overrides for all headings. See the [theme variant generator](configuration/branding/generator) of the docs for all available variables.
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+- {{% badge style="info" icon="plus-circle" title=" " %}}New{{% /badge %}} The new shortcode `swagger` is available to include a UI for REST OpenAPI specifications. See the [documentation](shortcodes/openapi) for available features. This feature will not work with Internet Explorer 11.