In CSS, selectors are patterns used to select the element(s) you want to style.
* {} | Universal Selector |
#id {} | ID Selector |
.class {} | Class Selector |
h1, h2 ,h3 {} | Type Selector |
h1 + p {} | Adjacent Sibling Selector |
ul > li {} | Child Selector |
h1 ~ p {} | General Sibling Selector |
p a {} | Descendant Selector |
div[attribute="SomeValue"] {} | Attribute Selector |