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Questions and Answers
Which selector targets all the elements on the webpage?
Which selector targets all the elements on the webpage?
What is the purpose of the Descendant Selector (' ') in CSS?
What is the purpose of the Descendant Selector (' ') in CSS?
How can a developer combine multiple identifiers or types into one single CSS rule?
How can a developer combine multiple identifiers or types into one single CSS rule?
What does Attribute presence selectors target in CSS?
What does Attribute presence selectors target in CSS?
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Which selector is used to target the first line of a block of text?
Which selector is used to target the first line of a block of text?
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In CSS, what does a:hover target?
In CSS, what does a:hover target?
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What is the purpose of the pseudo-element ::after in CSS?
What is the purpose of the pseudo-element ::after in CSS?
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When does an element enter the :active state in CSS?
When does an element enter the :active state in CSS?
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How does the inherit keyword work in CSS properties?
How does the inherit keyword work in CSS properties?
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What happens when you add !important to a CSS rule?
What happens when you add !important to a CSS rule?
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How can you import another CSS file in CSS?
How can you import another CSS file in CSS?
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Where should @import directives be placed in a CSS file?
Where should @import directives be placed in a CSS file?
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What is the main purpose of Bootstrap?
What is the main purpose of Bootstrap?
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Which of the following is NOT a feature of Bootstrap?
Which of the following is NOT a feature of Bootstrap?
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What does Responsive Web Design aim to achieve?
What does Responsive Web Design aim to achieve?
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Study Notes
CSS Selectors
- The universal selector
*targets all elements on a webpage. - The Descendant Selector
' 'is used to target elements that are descendants of another element.
Combining Identifiers
- A developer can combine multiple identifiers or types into one single CSS rule using a comma-separated list.
Attribute Presence Selectors
- Attribute presence selectors (
[attr]) target elements that have a specific attribute, regardless of its value.
Text Styling
- The
::first-linepseudo-element targets the first line of a block of text.
Hover Effects
- The
:hoverpseudo-class targets an element when it is hovered over.
Pseudo-elements
- The
::afterpseudo-element is used to add content after an element.
Interactive States
- An element enters the
:activestate when it is being activated by the user, such as when a button is clicked.
Inheritance
- The
inheritkeyword sets a property to its parent's value.
Overriding Styles
- Adding
!importantto a CSS rule overrides other styles with a higher specificity.
Importing Stylesheets
- Another CSS file can be imported using the
@importdirective. -
@importdirectives should be placed at the top of a CSS file.
Frameworks
Bootstrap
- The main purpose of Bootstrap is to provide a responsive and mobile-first UI framework for creating web applications.
- Bootstrap does not have a built-in feature for server-side rendering.
Responsive Web Design
- Responsive Web Design aims to create websites that adapt to different screen sizes and devices.
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Description
Test your knowledge of CSS selectors with this quiz. Learn about simple selectors, ID selectors, element selectors, class selectors, and universal selectors. Explore how to combine selectors effectively.
