COIS 3420H Lecture Notes - Lecture 3: Html Element

• School: Trent University
• Department: Computing & Information Systems
• Course: COIS 3420H
• Professor: Jamie Mitchell

Document Summary

Reset tool in css: css rests are important because every browser has different default elements for their browsers, strips out default browser styling. Getting specific class & id: class and id selectors can select any element with a given class or id. Class selectors selects all elements with a given class value. Syntax is a period followed by the name of the class. Can make class selectors more specific by adding the type of element as well. Id slectors selects the elemtn with a given id (unique) Syntax is hash (#) followed by the id name. Can also be made more specific with element type. Descendant selectors selects an element based on the elements that contain it (either directly as a parent, or as the container of a parent) Child selectors also select descendants of other elements by only when the elements is a child of the first element (when its contained directly in the first element.