How to make css

CSS, also known as Cascading Style Sheets, is a language used to express file styles such as HTML or XML. Simply put, it is a necessary skill for front-end development. CSS is an important skill for front-end engineers. Learning CSS well can help us better implement the style design of web pages. Master the core knowledge of CSS, and we can quickly replace images to achieve some UI interface effects. We can also write more standardized and beautiful interfaces. code. Let’s introduce how to make CSS.

1. Learn basic selectors

First understand some basic concepts of CSS, such as selectors. Selectors are tags used to locate objects to which CSS styles are applied. CSS provides a variety of selectors, such as element selectors, class selectors, ID selectors, attribute selectors, pseudo-class selectors, etc. We need to choose the most appropriate selector based on the actual scenario.

2. Control box model

The CSS box model refers to a fixed-size box presented by an HTML element, which contains four parts: margins, borders, and inner margins distance and the content of the element itself. In the CSS box model, we can collaboratively control elements by adjusting their inner and outer margins, border size and other styles.

3. Layout

Web page layout refers to the process of integrating, arranging and aligning elements on an HTML page. In CSS, we can divide the page into several blocks as needed and specify the position, size and alignment for each block. CSS provides various layout methods, such as floating, positioning, flexible box layout, etc. You can choose the appropriate layout method according to the actual situation.

4. Improve efficiency

In the process of using CSS, we must pay attention to avoid repetitive style definitions. You can abstract the same style, define it as a class, and then use the class attribute in HTML elements. At the same time, splitting CSS styles into different files can improve the maintainability and efficiency of the code.

5. Update browser compatibility

When writing CSS styles, we also need to understand the support of different browsers for CSS. There are differences between browser versions, so it's worth double-checking how your page will perform in each browser. Compatibility issues can be solved through third-party tools or updating browsers.

In short, CSS is one of the important skills in front-end development. Learning CSS well can allow us to achieve UI effects more efficiently. You need to learn basic selectors, understand the box model and layout, improve code efficiency, pay attention to compatibility, etc. Hope this article is helpful to beginners.

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