Importance of CSS Specificity and its best practices
Multiple Class / ID and Class Selectors | CSS-Tricks - CSS-Tricks
html - Help with using CSS id/class id's within MVC3 - Stack Overflow
HTML & CSS - Find Your Inner Dev With Divs - DEV Community
Id Selector in CSS / HTML - YouTube
CSS Selector Guide For Google Tag Manager | Simo Ahava's blog
CSS Element working without ID and Class - HTML-CSS - The freeCodeCamp Forum
CSS manipulation
html - Help with using CSS id/class id's within MVC3 - Stack Overflow
Creating DIVs with IDs Exercise
code completion not working for IDs in DIV. Works fine in SPAN, LI, etc – IDEs Support (IntelliJ Platform) | JetBrains
html - How to select a tag inside IDs? - Stack Overflow
Using Div tags with CSS - ID's and classes - YouTube
Basics of Div Tags | HTML Tutorials
html - Help with using CSS id/class id's within MVC3 - Stack Overflow
html - Help with using CSS id/class id's within MVC3 - Stack Overflow
Classes vs IDs | HTML/CSS
How to Find Form "Name" or "ID" or "CSS Selector"? – VWO
How to write HTML faster with Emmet | by Ali Hassan | Medium
Id and attribute - HTML-CSS - The freeCodeCamp Forum
Types of Element Locators - Web Performance
DIV, SPAN, ID and Class
What's the point of setting the id of an element rather than changing its inline style attribute? - HTML-CSS - The freeCodeCamp Forum
CSS - Id Selector
