Calling method: 1. Use the statement ""; 2. Use " @import url (CSS file path address)" statement call.
The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.
There are two ways for html to call external css
Link style--use the tag
Import type--Use the @import rule tag
1. Link type
In the
< of the web page Use the tag in the /head> tag pair to introduce external style sheet files, and use html rules to introduce external css.Syntax:
<link rel="stylesheet" href="css文件路径" type="text/css" />
The tag defines the relationship between the document and external resources. The most common use of the tag is to link style sheets.
2. Imported
CSS @import rules are used to import style rules from other style sheets. These rules must precede all other types of rules, and @import cannot be used in rules of a conditional group.
Introduce an independent .css file into the HTML file, use the css @import rule to introduce the external css file, write it in the
