All Selector ("*")
Selects all elements.
Categories: Basic
Class Selector (".class")
Selects all elements with the given class.
Element Selector ("element")
Selects all elements with the given tag name.
ID Selector ("#id")
Selects a single element with the given id attribute.
Multiple Selector ("selector1, selector2, selectorN")
Selects the combined results of all the specified selectors.