• Basic Selectors
  • * (Universal Selector)
  • element (Element Selector)
  • .class (Class Selector)
  • #id (ID Selector)
• Combinators
  • A B (Descendant Selector)
  • A > B (Child Selector)
  • A + B (Adjacent Sibling Selector)
  • A ~ B (General Sibling Selector)
• Attribute Selectors
  • [attr] (Elements with a specific attribute)
  • [attr=value] (Exact match)
  • [attr^=value] (Starts with)
  • [attr$=value] (Ends with)
  • [attr*=value] (Contains)
• Pseudo-classes
  • :hover (Hover state)
  • :focus (Focus state)
  • :nth-child(n) (N-th child)
  • :not(selector) (Negation)
• Pseudo-elements
  • ::before (Inserts content before an element)
  • ::after (Inserts content after an element)
  • ::first-letter (Styles the first letter)
  • ::first-line (Styles the first line)