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rachel-fenichel merged 1 commit into from
Dec 17, 2025
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fix: Point to themes codelab #2649

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7 changes: 6 additions & 1 deletion codelabs/css/css.md
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Expand Up @@ -14,6 +14,11 @@ In this codelab you will learn how to use CSS to customize the colours of:
- Categories
- Blocks

If you don't need the fine-grained control provided by CSS, consider using
themes instead. For more information, see the
[Customizing your themes](https://blocklycodelabs.dev/codelabs/theme-extension-identifier/index.html#0)
codelab.

### What you'll build

A simple Blockly workspace that uses the same Halloween colours as the
Expand Down Expand Up @@ -489,7 +494,7 @@ several steps.
Your first step is to set the `fill` and `stroke` of the logic blocks.

Note that setting the `fill` and `stroke` is specific to the
[renderer](https://developers.google.com/blockly/guides/create-custom-blocks/renderers/overview),
[renderer](https://developers.google.com/blockly/guides/create-custom-blocks/renderers/overview)
you are using. (In this codelab, you are using the Thrasos renderer.) An
important consequence of this is that you need different CSS for different
renderers.
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