CSS Flashcards
What are the names of the individual pieces of a CSS rule?
selector, declaration block, within declaration block properties with some values
In CSS, how do you select elements by their class attribute?
by period .
In CSS, how do you select elements by their type?
just by write element name p , h1 etc
In CSS, how do you select an element by its id attribute?
by typing hash at the beginning #
Name three different types of values you can use to specify colors in CSS.
name, rgb, hex
What CSS properties make up the box model?
padding , border, margin
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?
pseudo-class is a keyword added to the selector that specify special state of the selected element
What are CSS pseudo-classes useful for?
changing appearance of selected html elements while they are in different state
Name at least two units of type size in CSS.
Pixels, Rem
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?
Because divs are block lvl 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?
It does not effect document flow.
How does setting position: relative on an element affect where it appears on the page?
It doesn’t not effect where it appears on the page.
How does setting position: absolute on an element affect document flow?
element is taken out of the flow. All documents are reorganize
How does setting position: absolute on an element affect where it appears on the page?
it’s will move to left top corner of the page or first relative element
How do you constrain an absolutely positioned element to a containing block?
By set relative position for containing block
What are the four box offset properties?
top , bottom, left right
What are the four components of “the Cascade”.
relevance, origin and importance, specificity, order of appearance.
What does the term “source order” mean with respect to CSS?
The source order means what will have priority when rendering html elements.
How is it possible for the styles of an element to be applied to its children as well without an additional CSS rule?
Via CSS “Cascade” the process by which the CSS language determines what styling should ultimately be applied to an element. In this case inheritance.
Give two examples of media features that you can query in an @media rule.
min-width, max-width
Which HTML meta tag is used in mobile-responsive web pages?
viewport meta tag
What is a breakpoint in responsive Web design?
Breakpoint in responsive Web design is a point where styling changes.
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?
easier to scale with a screen
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
