Header in HTML5 means "header, header". It is a semantic tag used to define the header of a document or a part of the document. The syntax is "

header code"; In a document, multiple header elements can be defined as containers for introduction content or navigation link bars.

The operating environment of this tutorial: Windows 10 system, HTML5 version, Dell G3 computer.

What is the meaning of header in HTML5

Header in HTML5 means "header, header", which is a semantic tag.

In a document, you can define multiple

Note: The

The example is as follows:

  
 
 
What Does WWF Do?
 
WWF's mission:
 
 
WWF's mission is to stop the degradation of our planet's natural environment, and build a future in which humans live in harmony with nature.
 
  

Output result:

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