Simplify Your CSS Using :is() and :where() Pseudo-Classes

A detailed guide to :is() and :where() CSS pseudo-classes, explaining exactly how they work, what's the difference between them, and how they can help you simplify your CSS, along with some gotchas you should keep in mind.

Demo: https://codepen.io/ZoranJambor/pen/zY...

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📖 Chapters
00:00 How :is() pseudo-class works
02:12 How to simplify selector lists using nested :is() statements
03:02 How specificity works with :is()
05:31 The difference between :is() and :where() pseudo-classes
06:53 Gotchas — :is() and :where() are forgiving07:44 Gotchas - pseudo-elements don’t work with :is() and :where()08:26 Gotchas - :is() was originally named :matches() and :any()
08:44 When to use :is() and :where() pseudo-classes

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- Zoran Jambor
#css