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 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
In CSS, which property is used to change the font size?
A). A) font-size
B). B) text-size
C). C) size
D). D) font-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
Which of the following is NOT a valid CSS selector?
A). A) #myDiv .class
B). B) 1stParagraph
C). C) .myClass > p
D). D) p + span
Which CSS property is used to control the spacing between lines of text?
A). A) line-height
B). B) text-spacing
C). C) line-spacing
D). D) spacing
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 is the purpose of CSS preprocessors like SASS and LESS?
A). A) To minify CSS code
B). B) To compile CSS to JavaScript
C). C) To enhance CSS with features like variables and nesting
D). D) To debug CSS code
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
Which CSS unit is based on the font size of the root element?
A). A) em
B). B) px
C). C) %
D). D) vw