Introduction to CSS Questions and Answers 100% Pass

Introduction to CSS Questions and Answers 100% Pass What is the role of CSS in the box model? CSS defines how elements are rendered in terms of margins, borders, padding, and the actual content area, affecting layout and spacing. How can you create a gradient background using CSS? You can create a gradient background with the `background-image` property and `linear- gradient` or `radial-gradient` functions, like `background-image: linear-gradient(to right, red, blue);`. What CSS property would you use to control the space between lines of text? The `line-height` property is used to control the spacing between lines of text, allowing for better readability. How do you implement a responsive design using CSS? Responsive design can be implemented using flexible grid layouts, media queries, and relative units like percentages or `em` for sizing. 2 How can you style links in different states (like hover or visited) using CSS? You can style links in different states by using pseudo-classes like `:hover`, `:active`, and `:visited`, for example, `a:hover { color: red; }`. What does the `flexbox` layout model allow you to do in CSS? The `flexbox` layout model allows for responsive design by providing a more efficient way to align and distribute space among items in a container. How can you create a simple CSS animation for an element? You can create a CSS animation by defining keyframes with the `@keyframes` rule and applying the `animation` property to the element. What is the difference between `absolute`, `relative`, and `fixed` positioning in CSS? `Relative` positioning moves an element relative to its original position, `absolute` positioning removes it from the document flow, positioning it relative to the nearest positioned ancestor, and `fixed` positioning keeps the element fixed in the viewport. How do you create a CSS grid layout? 3 A CSS grid layout can be created using the `display: grid;` property on a container and defining rows and columns with `grid-template-rows` and `grid-template-columns`. What is the purpose of using the `calc()` function in CSS? The `calc()` function allows you to perform calculations to set CSS property values dynamically, such as `width: calc(100% - 50px);`. How can you apply styles conditionally based on the user's device? You can use media queries to apply different styles based on characteristics like screen width or device type, allowing for adaptive design.