The CSS universal selector selects everything. In this video, learn how to leverage the * star selector to prevent the over selection of elements.
- [Instructor] Finally, neither a pseudo class … nor a pseudo element, we have the universal selector. … It's designated by a star. … And as that star suggests, it's going to select everything … matching a certain criteria. … So, one of the things that I have done through the years … is I've often set up the body tag here … with some default styling for the document. … Like a font family or a font size, those kinds of things. … One of the things you might be tempted to do immediately … is to change your body tag to the star selector. … And boom, absolutely nothing changes here … in the way this webpage looks. … It has simply selected everything in the document … and applied those font families. … So what would be the difference … between using the body tag and using the star tag? … Well the problem is, you're using the wrong declaration here … for testing the star value. … So the difference is, in the case of the body tag, … everything is inheriting that font family. … But in the case of the star, …
Author
Released
5/2/2019- Targeting classes and IDs
- Working with group selectors
- Targeting element attributes
- Targeting links with pseudo-class selectors
- Targeting child elements and empty elements
- Targeting parent, child, and sibling elements
- Best practices for CSS
- The impact of CSS selectors on performance
Skill Level Intermediate
Duration
Views
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Introduction
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The power of selectors1m 8s
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1. Review of Basic CSS
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CSS terminology2m 58s
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Groups of selectors1m 52s
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Compound selectors3m 19s
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2. Combinator Selectors
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Descendant selectors3m 36s
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Parent-child selectors3m 51s
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3. Attribute Selectors
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Simple attribute selectors2m 47s
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4. Pseudo-Classes, Pseudo-Elements, and the Universal Selector
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Understanding :not2m 53s
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:root and :empty4m 27s
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5. Choosing Selectors
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Conclusion
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Video: *, the universal selector