How to learn CSS well

How to play with CSS? In fact, CSS-related skills are not as unattainable as beginners think. As long as you have some basic knowledge of HTML coding and the ability to think well, you can start developing your own website. Let’s learn how to learn CSS well.

1. Understand the concept of CSS

We all know that web pages are composed of HTML, CSS and JavaScript. CSS is divided into two parts: style and layout. For beginners who want to learn CSS well, they must first understand the concept of CSS.

Style CSS is the abbreviation of Cascading Style Sheets. It is a language used to control the display style of web pages. It can better beautify web pages and make web page layout more neat and beautiful. Achieve corresponding style effects by setting different attributes to HTML elements.

Layout CSS refers to controlling the arrangement, position and size of elements on a web page through a certain layout method. CSS layout technology can implement layout methods such as responsive design, fixed width, and adaptive width.

2. Learn the basic knowledge of CSS

1. Understand the basic CSS syntax

If you have mastered the basic syntax of HTML, learn CSS syntax hastily, of course No way. To learn CSS well, you must master basic CSS syntax. CSS syntax is very simple. The basic syntax format is as follows:

Selector{Attribute 1: value 1; Attribute 2: value 2; }

This syntax is very easy to understand: the selector refers to For HTML elements that need to be styled, the attributes and attribute values ​​in curly braces are used to control the style of the element.

2. Learn CSS selectors

CSS selectors refer to a set of rules that can be used to match HTML elements or a certain part of the document tree. Think of CSS selectors as the last names of elements on a web page. In an HTML document, by setting a "class" or "id" number for each element, you can organize these elements into different collections, and then select these collections through CSS selectors to select elements and style them. change.

3. Learn commonly used CSS properties and values

Good design and typesetting must master some basic CSS properties, including text, borders, backgrounds, colors, positioning, etc. Below are some of the most commonly used CSS properties and values.

• Text: font, color, text-align, text-indent, line-height, etc.
• Border: border, border-radius, etc.
• Background: background-color, background-image, etc.
• Color: color, background-color, border-color, etc.
• Positioning: position, top, left, right, bottom, etc.

3. Improve CSS skills

1. Master the new features of CSS3

CSS3 is the latest version of CSS, which contains a large number of new features and can achieve more Complex, richer styling effects. Mastering the new features of CSS3 is very important to improve CSS skills.

2. Learn CSS preprocessors

If you want to be faster and more efficient when developing web pages, you can try to learn to use CSS preprocessors, such as Sass and Less. CSS preprocessor is an emerging technology that simplifies the writing, management and maintenance of CSS and provides developers with a better development experience.

3. In-depth understanding of CSS layout

CSS layout is the most important part of web design. If you want to become an excellent front-end developer, you must master online layout, floating layout, and elastic layout. , positioning layout and other common layout methods. When learning CSS layout, it's best to work your way up gradually, starting with simple layouts and working your way up to more complex layouts.

4. Summary

CSS skills are one of the very important skills for front-end developers. The key to learning CSS well is to master the basic knowledge, constantly challenge yourself, and keep learning in depth. As long as you follow the above introduction, study hard and keep practicing, I believe you will be able to become an excellent front-end developer.

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