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  1. What does the ">" (greater-than sign) CSS selector mean?

    Jul 12, 2010 · The greater sign ( > ) selector in CSS means that the selector on the right is a direct descendant / child of whatever is on the left. An example:

  2. What does an asterisk (*) do in a CSS selector? - Stack Overflow

    May 28, 2021 · The CSS that you referenced is very useful to a web-designer for debugging page layout problems. I often drop it into the page temporarily so I can see the size of all the page elements and …

  3. In CSS what is the difference between "." and - Stack Overflow

    Mar 2, 2009 · What is the difference between # and . when declaring a set of styles for an element and what are the semantics that come into play when deciding which one to use?

  4. What is the purpose of the '@' symbol in CSS? - Stack Overflow

    @font-face { /* CSS HERE */ } So is this @ symbol something new in CSS3, or something old that I've somehow overlooked? Is this something like where with an ID you use #, and with a class you use .? …

  5. css selectors - What does "*" mean in CSS? - Stack Overflow

    * { margin: 0; padding: 0; } It is odd, as removing that block in chrome web developer tools doesn't affect the layout of the page. What does this code mean, and when is it used and why?

  6. css selectors - CSS "and" and "or" - Stack Overflow

    May 9, 2010 · Learn about CSS selectors, including how to use "and" and "or" for efficient styling on Stack Overflow.

  7. Tailwind CSS v4 - Unknown at rule @plugin, @custom-variant, @theme ...

    Mar 17, 2025 · I'm using Tailwind CSS v4 in my Next.js project and getting the following errors in globals.css: Unknown at rule @plugin css (unknownAtRules) Unknown at rule @custom-variant css …

  8. html - Select elements by attribute in CSS - Stack Overflow

    Aug 7, 2020 · Is it possible to select elements in CSS by their HTML5 data attributes (for example, data-role)?

  9. Adding external CSS in an HTML file - Stack Overflow

    Learn how to link an external CSS file to your HTML document for styling purposes on Stack Overflow.

  10. css - How to force image resize and keep aspect ratio? - Stack Overflow

    Firefox 71+ (2019-12-03) and Chrome 79+ (2019-12-10) support internal mapping of the width and height HTML attributes of the IMG element to the new aspect-ratio CSS property.