Headings are important in HTML documents.
Headings are defined with the <h1> to <h6> tags.
<h1> defines the most important heading. <h6> defines the least important heading.
Note: Browsers automatically add some empty space (a margin) before and after each heading.
Use HTML headings for headings only. Don't use headings to make text BIG or bold.
Search engines use your headings to index the structure and content of your web pages.
Since users may skim your pages by its headings, it is important to use headings to show the document structure.
H1 headings should be used as main headings, followed by H2 headings, then the less important H3 headings, and so on.
The <hr /> tag creates a horizontal line in an HTML page.The hr element can be used to separate content:
Comments can be inserted into the HTML code to make it more readable and understandable. Comments are ignored by the browser and are not displayed.
Comments are written like this:
Note: There is an exclamation point after the opening bracket, but not before the closing bracket.
Have you ever seen a Web page and wondered "Hey! How did they do that?"
To find out, right-click in the page and select "View Source" (IE) or "View Page Source" (Firefox), or similar for other browsers. This will open a window containing the HTML code of the page.
HeadingsHow to display headings in an HTML document.
Hidden commentsHow to insert comments in the HTML source code.
Horizontal linesHow to insert a horizontal line.
QcTutorials tag reference contains additional information about these tags and their attributes.
You will learn more about HTML tags and attributes in the next chapters of this tutorial.
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