CSS Reference

1. CSS for a Class or Element ID -
1. Selector .class, Example .intro, Selects all elements with class="intro"
2. Selector #id, Example #firstname, Selects the element with id="firstname"
2. w3schools is my favorite place for css support.
3. Medium - Does your interviewee understand CSS layouts?
4. Bootstrap
• Bootstrap
• bootswatch.com
• Form Validation with Bootstrap 4
• YouTube Video - Form Validation with Bootstrap 4
• Bootstrap Grid System
• w3schools.com, Bootstrap Grid System is the one I should use.
• Bootstrap grid system is robust flexbox grid to build responsive layouts of all shapes and sizes. Check some examples of Bootstrap grid examples.