When there is a conflict between CSS and HTML about the display of a specific tag, the CSS will overide HTML. If there is not conflict, than CSS display properties will cascades existing HTML style specifications. The cascading of styles is called inheritance. The content of a tag will inherit properties from HTML element and/or CSS specifications.

The General Order of Precedence: (* the rule listed last takes precedence)
  • Inline Styles
  • Embeded/Linked Styles*
  • Linked/Embedded Styles*
  • In-line HTML
  • HTML Defaults

Other relevant rules of precedence:
  • The rule listed closest to the element takes precedence
  • Child tag take precedence over parent tags