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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?
- >
- .class-value
- * (correct)
- #id-value
What is the purpose of the Descendant Selector (' ') in CSS?
What is the purpose of the Descendant Selector (' ') in CSS?
- Targets elements based on their relationships in the HTML structure. (correct)
- Targets all the elements on the webpage.
- Targets the ID element directly.
- Targets the class element directly.
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?
- Using Descendant Selectors
- Using Grouping Selectors (correct)
- Using Child CSS Selectors
- Using Universal selector
What does Attribute presence selectors target in CSS?
What does Attribute presence selectors target in CSS?
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?
In CSS, what does a:hover target?
In CSS, what does a:hover target?
What is the purpose of the pseudo-element ::after in CSS?
What is the purpose of the pseudo-element ::after in CSS?
When does an element enter the :active state in CSS?
When does an element enter the :active state in CSS?
How does the inherit keyword work in CSS properties?
How does the inherit keyword work in CSS properties?
What happens when you add !important to a CSS rule?
What happens when you add !important to a CSS rule?
How can you import another CSS file in CSS?
How can you import another CSS file in CSS?
Where should @import directives be placed in a CSS file?
Where should @import directives be placed in a CSS file?
What is the main purpose of Bootstrap?
What is the main purpose of Bootstrap?
Which of the following is NOT a feature of Bootstrap?
Which of the following is NOT a feature of Bootstrap?
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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