01_grundlagen/linksammlung.md

@@ -20,9 +20,15 @@
 - [HTML Entities Liste (W3c)](https://dev.w3.org/html5/html-author/charref)
 - [HTML Entities & Tastaturkürzel](https://www.key-shortcut.com/html-entities/alle-entitaeten)
 - [HTMLReference.io](https://htmlreference.io/)
-- [CSSReference.io](https://cssreference.io/)
 - [BEM](https://getbem.com/) - Block Element Modifier
 
+## CSS Tricks
+
+- [CSSReference.io](https://cssreference.io/)
+- [CSS Guide Flexbox](https://css-tricks.com/snippets/css/a-guide-to-flexbox/)
+- [CSS Flexboxfroggy](https://flexboxfroggy.com/#de)
+- [CSS Gridgarden](https://cssgridgarden.com/#de)
+
 ## Software/ Tools
 
 - [Microsoft PowerToys](https://learn.microsoft.com/de-de/windows/powertoys/)