HTML and CSS Mastery

What is the purpose of CSS selectors?

• To play music on the website

• To target and style specific elements on a web page.

• To display pop-up ads

• To track user's location

Explain the difference between class and ID selectors in CSS.

• Class selectors are used to style a single unique element, while ID selectors are used to style multiple elements with the same class.

• Class selectors are only used for styling text, while ID selectors are used for styling images.

• Class selectors and ID selectors are used interchangeably in CSS.

• Class selectors are used to style multiple elements with the same class, while ID selectors are used to style a single unique element.

How does the CSS box model work?

• It is only used for creating animations

• It provides a way to design and lay out elements on a web page by defining the content, padding, border, and margin of an element.

• It has no impact on the layout of elements

• It only defines the color of the elements

What are the four main components of the CSS box model?

• Font, Color, Size, Style

• Content, Padding, Border, Margin

• Header, Footer, Sidebar, Main

• Top, Bottom, Left, Right

Explain the concept of margin collapsing in the CSS box model.

• Margin collapsing is a concept that does not exist in the CSS box model.

• When the top and bottom margins of two elements are combined into a single margin.

• Margin collapsing only occurs when using the float property in CSS.

• When the left and right margins of two elements are combined into a single margin.

What are media queries in CSS used for?

• Media queries are used to create animations in CSS

• Media queries are used to add images to a webpage

• Media queries are used to change the font style of a webpage

• Media queries are used to apply different styles to different devices or screen sizes.

What is the difference between min-width and max-width in media queries?

• Min-width sets the minimum width for an element, while max-width sets the maximum width.

• Min-width sets the maximum width for an element, while max-width sets the minimum width.

• Min-width and max-width are used interchangeably in media queries.

• Min-width is used for text elements, while max-width is used for image elements.

Explain the concept of responsive web design and how media queries are used to achieve it.

• Media queries are only used for printing purposes

• Responsive web design is achieved by using fixed-width layouts

• Media queries are not supported in modern web browsers

• Media queries are used to apply different styles based on the device's characteristics such as its width, height, resolution, and orientation.

What are the common breakpoints used in media queries for responsive web design?

• 100px, 200px, 300px, 400px, and 500px

• 600px, 700px, 800px, 900px, and 1000px

• 640px, 720px, 900px, 1080px, and 1300px

• 320px, 480px, 768px, 1024px, and 1200px

How can you apply different styles to different devices using media queries?

• Use media queries in CSS

• Use inline styles for each device

• Use JavaScript to apply different styles

• Use a separate CSS file for each device