CSS Flashcards
What are the names of the individual pieces of a CSS rule?
Selector {property, value}
In CSS, how do you select elements by their class attribute?
.classname {}
In CSS, how do you select elements by their type?
Element name {}
In CSS, how do you select an element by its id attribute?
idname {}
Name three different types of values you can use to specify colors in CSS.
Hex codes, RGB Values, Color Names
What CSS properties make up the box model?
Border, Margin, Padding
Which CSS property pushes boxes away from each other?
Margin
Which CSS property adds space between a box’s content and its border?
Padding
What is a pseudo-class?
Keyword that is added to the selector to create a specific use / applied by the browser
What are CSS pseudo-classes useful for?
Applying styles based on user actions.
Name at least two units of type size in CSS.
Px, em
What CSS property controls the font used for the text inside an element?
Font-family:
What is the default flex-direction of a flex container?
row
What is the default flex-wrap of a flex container?
No wrap
Why do two div elements “vertically stack” on one another by default?
They are block level elements.
What is the default flex-direction of an element with display: flex?
Row
What is the default value for the position property of HTML elements?
Static
How does setting position: relative on an element affect document flow?
Does not affect document flow.
How does setting position: relative on an element affect where it appears on the page?
It offsets itself using top, bottom, left, and right properties.
How does setting position: absolute on an element affect document flow?
It is removed from normal document flow entirely.
How does setting position: absolute on an element affect where it appears on the page?
It’s positioned next to its nearest parent ancestor.
How do you constrain an absolutely positioned element to a containing block?
Using position: relative.
What are the four box offset properties?
Top, bottom, left, right
What are the four components of “the Cascade”.
Source Order, Inheritance, Specificity, !Important
What does the term “source order” mean with respect to CSS?
Last rule set for a selector is the one that is applied on your styling.
How is it possible for the styles of an element to be applied to its children as well without an additional CSS rule?
Inheritable property that gets applied to child elements
List the three selector types in order of increasing specificity.
Type, class, Id
Why is using !important considered bad practice?
Will take precedence over other styling.
What does the transform property do?
Modifies the coordinate space of the CSS selector.
Give four examples of CSS transform functions.
Translate, Scale, Rotate, Skew
The transition property is shorthand for which four CSS properties?
Transition property, transition duration, transition timing function, transition delay.
Give two examples of media features that you can query in an @media rule.
min-width, Device-width
Which HTML meta tag is used in mobile-responsive web pages?
Viewport meta tag.
What is a breakpoint in responsive Web design?
A specific width.
What is the advantage of using a percentage (e.g. 50%) width instead of a fixed (e.g. px) width for a “column” class in a responsive layout?
Percentages change based on the screen size.
If you introduce CSS rules for a smaller min-width after the styles for a larger min-width in your style sheet, the CSS rules for the smaller min-width will “win”. Why is that?
Because of source order.
