Quick summary
This demo walks you through how to edit CSS in Joomla using the built-in Template Manager. You can directly modify stylesheet files like editor.css inside the Cassiopeia template to control your site's visual presentation without any external tools.
Steps
- Access the core configuration area through the System menu to manage your site settings.
- Navigate to Site Templates to customize the visual appearance of your Joomla website.
- Open the Cassiopeia template — Joomla's modern, responsive default theme — to begin customizing its appearance.
- Access the CSS directory where style files control your template's visual presentation.
- Open editor.css, the stylesheet that controls the styling of content editing interfaces.
- Examine the h1 heading style definition to customize your site's typography.
- Click Save & Close to preserve your template customizations and instantly update your site's appearance.



