Advanced CSS: Specificity, Box Model, and Positioning
Selector Priority and Specificity
CSS rules apply based on priority, where higher specificity overrides lower specificity. Specificity is calculated by counting selector components:
ID selectors: Highest weight.
Class, attribute, and pseudo-class selectors: Medium weight.
Type and pseudo-element selectors: Lowest weight.
For instance, #header ...
Posted on Sat, 19 Sep 2026 16:21:49 +0000 by AV