A
How can you comment out a single line in CSS?
/* This is a comment */
How do you remove the underlines from all links in a navigation menu?
text-decoration: none;
ow do you select all links that are in an unordered list (<ul>)?
ul a
What selector is used to select the first child of an element?
:first-child
What are the four main components of the CSS box model?
Content, Padding, Border, Margin
What property do you use to make a container a flex container?
display: flex;
How can you center align items horizontally in a flex container?
justify-content: center;
What's the difference between em and rem units in CSS
em units are relative to the font-size of the nearest parent, while rem units are relative to the root (html) font-size
Explain the specificity hierarchy in CSS
Specificity determines which CSS rule takes precedence when multiple rules target the same element
What is the CSS property used to define the number of columns in a grid container?
grid-template-columns