CSS

Question 1

What are the names of the individual pieces of a CSS rule?

Answer 1

CSS Selector, Declaration Block, Key:Value Pairs which are separated by a colon. Key:Value pairs end with a semicolon

Question 2

In CSS, how do you select elements by their class attribute?

Answer 2

Using a period (.) before the class attribute value as a CSS Selector

Question 3

In CSS, how do you select elements by their type?

Answer 3

Using the tag of the element as a CSS Selector

Question 4

In CSS, how do you select an element by its id attribute?

Answer 4

Using a pound symbol (#) before the id attribute value as a CSS Selector

Question 5

Name three different types of values you can use to specify colors in CSS.

Answer 5

Name, Hexcode, RGB, RGBA

Question 6

What CSS properties make up the box model?

Answer 6

Border, Margin, Padding

Question 7

Which CSS property pushes boxes away from each other?

Answer 7

Margin

Question 8

Which CSS property add space between a box’s content and its border?

Answer 8

Padding

Question 9

What is a pseudo-class?

Answer 9

pseudo-class is a keyword added to a selector that specifies a special state of the selected element(s)

Question 10

What are CSS pseudo-classes useful for?

Answer 10

Pseudo-classes let you apply a style to an element in relation to external factors

Question 11

Name two types of units that can be used to adjust font-size in CSS.

Answer 11

Px, rem, em, percentages

Question 12

What CSS property controls the font used for the text inside an element?

Answer 12

font-family

Question 13

What is the default flex-direction of a flex container?

Answer 13

Horizontal or Row

Question 14

What is the default flex-wrap of a flex container?

Answer 14

no-wrap

The flexbox items will remain on a single line, no matter what, and will eventually overflow if needed

Question 15

Why do two div elements “vertically stack” on one another by default?

Answer 15

divs are block elements

Question 16

What is the default flex-direction of an element with display: flex?

Answer 16

row/horizontal

Question 17

What is the default value for the position property of HTML elements?

Answer 17

position: static

Question 18

How does setting position: relative on an element affect document flow?

Answer 18

position: relative does not affect document flow

Question 19

How does setting position: relative on an element affect where it appears on the page?

Answer 19

position: relative moves an element from where it would be for the normal flow, relative to it’s parent element

Question 20

How does setting position: absolute on an element affect document flow?

Answer 20

position: absolute does not affect document flow. Other elements act as if it isn’t there.

Question 21

How does setting position: absolute on an element affect where it appears on the page?

Answer 21

position: absolute moves an element in relation to its parent element

Question 22

How do you constrain an absolutely positioned element to a containing block?

Answer 22

Give the element a css property position with a non static value

Question 23

What are the four box offset properties?

Answer 23

Top, bottom, left, right

Question 24

What are the four components of “the Cascade”.

Answer 24

Source Order, Inheritance, Specificity, and !important

Question 25

What does the term “source order” mean with respect to CSS?

Answer 25

The order of which your css rulesets are written. The last ruleset will take priority

Question 26

How is it possible for the styles of an element to be applied to its children as well without an additional CSS rule?

Answer 26

Inheritance

Question 27

List the three selector types in order of increasing specificity.

Answer 27

Type Selectors, Class Selectors, to ID Selectors

Question 28

Why is using !important considered bad practice?

Answer 28

It makes debugging more difficult by breaking the natural cascading in your stylesheets