What does css generally refer to in web design?

CSS (Cascading Style Sheets) is a language used to control the appearance and layout of web pages. Features include: controlling text styles, adjusting element alignment, changing backgrounds, creating borders, defining grid layouts and implementing responsive designs. CSS advantages include: separation from HTML, consistency, flexibility, and extensibility. Mastering CSS is crucial to modern web design.

The meaning of CSS in web design

In web design, CSS (Cascading Style Sheets) is a A language used to control the appearance and layout of web pages. CSS enables designers to style and format web page elements independently of HTML content.

Features of CSS

• Control text size, font and color
• Adjust the alignment and spacing of elements
• Change the background color and image of elements
• Create borders, shadows and gradient effects
• Define grid system and layout
• Responsive web pages on different devices and screen sizes

Advantages of CSS

• Separation from HTML: CSS separates style from content, improving code maintainability and readability.
• Consistency: CSS can be applied throughout the website to ensure consistent style from page to page.
• Flexibility: You can use media queries to customize CSS styles according to different devices and screen sizes.
• Scalability: CSS can be combined with other technologies, such as JavaScript, to create more complex and dynamic web pages.

How to use CSS

CSS can be added to HTML documents in the following ways:

• Internal style sheets : Write CSS code directly into the