To make childdiv vertically center of given code, what should the "display" property of parentdiv and childdiv be? #parentdiv { width: 200px; height: 400px; vertical-align: middle; } #childdiv { width: 100px; height: 50px; }
Vertical Center

Which option does not exist in media groups available in CSS3?

Which option is/are equivalent to the following rule? DIV { line-height: 1.2; font-size: 10pt }

While rendering the following code, what is the role of 'src' propery? @font-face { font-family: 'calibriforh1'; src: local('calibri'), url(calibri.woff); } h1 { font-family: 'calibriforh1', arial, sans-serif; }

Using height on transitions is not possible with:

Consider the following font definition: font-weight:normal What is the other way of getting the same result?

What are the two components of every CSS style definition?

The ___________ property allows you to control the shape or style of bullet point in the case of unordered lists, and the style of numbering characters in ordered list.

Which of the following selects all unvisited links?

To specify the style for a list, use the _________ property.

Which of the following is NOT a valid image opacity rule?