How to write css file

How to write a css file: First create a new text document and rename it to [xxx.css]; then use an editor to open the file and write the encoding format on the first line; finally write the required css code.

The operating environment of this tutorial: windows10 system, css3 version, DELL G3 computer. This method is suitable for all brands of computers.

How to write css files:

1. Create a new text document and rename it to xxx.css

2. Open the file with an editor and write the encoding format

@charset "utf-8";

on the first line. 3. Next, write the css code you need in the format

选择器 {
    属性名1: 属性值1,
    属性名2: 属性值2,
    ...
}

. For example:

nav
app
footer

Related tutorial recommendations: CSS video tutorial

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