[[Cascading Style Sheets]] presents several [CSS selectors] (https://www.w3schools.com/cssref/css_selectors.asp). The main ones are - ** Element **: applies style to all elements - ** ID **: Uses a unique identification for the element through the attribute `id =" unique identification "`. - ** Class **: Uses an identification that can be used in various elements to apply a particular style. The application of CSS styles follows an order of priority being it: 1. 2. 3. Style by classes 4. Style by element type It is also possible to combine various ways to select the elements that should be stylized as shown in the table below. | Type | Description | | ----- | ------------------------- | | A, B | Multiple Selection | | A B | Descendant Selection | | A> B | Son Selection | | A + B | Settlement of the adjacent brother | | [A = B] | Attribute Selection | | A: B | Pseudoclass Selection | | A :: B | Pseudo -Elementary Selection | Styles can be applied to pseudoclasses as for when we want to apply the styles in a given situation, for example, by floating an element with the mouse. | |