CSS Syntax (original) (raw)

Last Updated : 11 May, 2026

CSS syntax defines how CSS rules are written so that browsers can interpret and apply them to HTML elements. It is useful for styling and designing web pages efficiently.

It defines how styles are applied to HTML elements.
It uses selectors to target elements.
It consists of properties and values inside a declaration block.

diagram_of_a_css_rule

**Selector: Targets the HTML element "h1" to apply styles.
**Declaration Block: Enclosed in curly braces { }, contains one or more declarations.
**Property: Specifies the style attribute, here "color" for text color.
**Value: Defines the property's setting, here "blue" for the text hue.
**Overall Structure: Forms a complete CSS rule: h1 { color: blue; }, styling h1 headings blue. HTML `