Often time as you designing your web pages, you will find that many HTML elements shares the same values; group selector allows you to combine the elements which share the same style into one selector ...

Key Takeaways Start with basic concepts like selectors, properties, and box model before moving to layouts.Use online tools ...

Selectors closer to the object we’re targeting within the structure of an HTML document take precedence when two rules conflict. Let’s look at a real-world example to see how this unfolds.

The group recently published the Last Call Working Draft of "Selectors API," which are widely used in CSS, and are patterns that match against elements in a tree structure.