This chapter is from the book
Universal Selectors
Universal selectors are used to select any element. For example, to set the margins and padding on every element to 0, * can be used as shown in Listing 3.9.
Listing 3.9 CSS Code Containing the Universal Selector
* { margin: 0; padding: 0; }
Universal selectors also can be used to select all elements within another element as shown in Listing 3.10. This will select any element inside the <p> element.
Listing 3.10 CSS Code Containing the Universal Selector Within the <p> Element
p * { color: red; }