What you need to learn about responsive layout

To learn responsive layout, you need to master the following technologies and concepts:

1. HTML and CSS: Responsive layout is based on HTML and CSS, so you need to be proficient in these two technologies. It is important to understand the basics of HTML structure and semantics, CSS box model, selectors, layout, etc.

2. Media queries: Media queries are one of the core technologies for implementing responsive layout, applying different styles under different screen sizes. You need to understand how to use media queries to style different CSS to achieve responsive design on different devices.

3. Flexbox model (Flexbox) and grid layout (Grid): Flexbox model and grid layout are new layout modules in CSS3, providing a more flexible and efficient Layout method. Mastering these two layouts can make it easier to implement responsive layout.

4. Mobile optimization: Responsive layout must not only adapt to desktop devices, but also need to consider mobile optimization. You need to understand the characteristics of mobile devices, such as screen size, resolution, touch operations, etc., and how to use CSS3 features to optimize mobile devices.

5. Design principles: Responsive layout needs to take into account user experience and visual effects, so you need to master some design principles, such as layout, color, typography, etc.

In short, responsive layout requires understanding of multiple technologies and concepts, including HTML and CSS, media queries, flexbox model and grid layout, mobile optimization and design principles, etc. Only by comprehensively applying this knowledge can we achieve good responsive design.