Which CSS unit is based on the font size of the root element?
A). A) em
B). B) px
C). C) %
D). D) vw
Which CSS property is used to specify the background color of an element?
A). A) background-color
B). B) background
C). C) color
D). D) background-style
What does the CSS property 'position: fixed;' do?
A). A) Positions the element relative to its parent
B). B) Positions the element relative to the viewport
C). C) Positions the element absolutely
D). D) Positions the element relative to the document flow
What does the CSS property 'display: none;' do?
A). A) Hides the element but reserves its space
B). B) Hides the element and removes its space
C). C) Shows the element
D). D) Displays the element with reduced opacity
What does the 'Cascading' in CSS refer to?
A). A) Style cascades from one element to another
B). B) Styles cascade downwards in the document
C). C) Stylesheets cascade in a specific order
D). D) None of the above
What is the purpose of the CSS box model?
A). A) To provide a graphical representation of CSS rules
B). B) To define the layout and design of a webpage
C). C) To control the appearance of text
D). D) To specify the padding and border of an element
What is the purpose of CSS media queries?
A). A) To create animations for different screen sizes
B). B) To specify the layout for different devices
C). C) To control the appearance of text
D). D) To optimize CSS performance for mobile devices
Which CSS property is used to specify the font family of text?
A). A) font-family
B). B) text-family
C). C) font-type
D). D) text-font
What is the purpose of CSS resets?
A). A) To remove all styling from elements
B). B) To reset the layout of a webpage
C). C) To normalize styles across browsers
D). D) To optimize CSS performance
What does the CSS property 'float: left;' do?
A). A) Floats the element to the left of its parent
B). B) Floats the element to the right of its parent
C). C) Floats the element to the left of the document
D). D) Floats the element to the right of the document