CSS Flashcards
What are the names of the individual pieces of a CSS rule?
class , id and type
In CSS, how do you select elements by their class attribute?
use dot then the class name
In CSS, how do you select elements by their type?
by using the element name
In CSS, how do you select an element by its id attribute?
#
Name three different types of values you can use to specify colors in CSS.
hexadecimal, rgba and rgb
What CSS properties make up the box model?
border, margin , padding and content itself
Which CSS property pushes boxes away from each other?
margin
Which CSS property add space between a box’s content and its border?
padding
What is a pseudo-class?
selector that selects elements that are in a specific state
What are CSS pseudo-classes useful for?
its useful by allowing elements to respond to user interactions
Name two types of units that can be used to adjust font-size in CSS.
pixel and rem
What CSS property controls the font used for the text inside an element?
font-family
What are the four components of “the Cascade”.
Source order. inheritance. Specificity. Importance.
What does the term “source order” mean with respect to CSS?
it means in which order the code is being read top to bottom
How is it possible for the styles of an element to be applied to its children as well without an additional CSS rule?
inheritance
List the three selector types in order of increasing specificity.
class, id, and element name
Why is using !important considered bad practice?
its hard to debug and its hard to overwrite it
What is the default value for the position property of HTML elements?
static
How does setting position: relative on an element affect document flow?
once the positioned element has taken its place in the normal flow, you can then modify its final position
How does setting position: relative on an element affect where it appears on the page?
it will have no effect on it’s positioning at if we dont set the attributes
How does setting position: absolute on an element affect document flow?
An absolutely positioned element no longer exists in the normal document flow
How does setting position: absolute on an element affect where it appears on the page?
it sits on its own layer separate from everything else
How do you constrain an absolutely positioned element to a containing block?
by giving the parent element a position relative
What are the four box offset properties?
top,right, bottom and left
Give two examples of media features that you can query in an @media rule.
width and height
Which HTML meta tag is used in mobile-responsive web pages?
viewport meta tag
What is a breakpoint in responsive Web design?
its the point where the website changes view to be more responsive
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?
percentage is more flexible then px
