The most common HTML mistake // The incorrect use of HTML heading levels
28:58
The 6 most important CSS concepts for beginners
20:42
Avoid These 5 Awful CSS Mistakes
17:57
When to Use Semantic HTML Elements Instead of Divs
27:14
Getting started with CSS nesting
37:04
Learn CSS Grid the easy way
12:24
Majorana 1 Explained: The Path to a Million Qubits
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Les erreurs de débutant en "responsive".
34:04