The mark tag is used in HTML to highlight relevant text within the HTML page. By default, browsers display text within the `` tag as black with a yellow background.

The `` tag is supported by the following browsers:

Here is the syntax for the `` tag:

```html
 This text is very important
```

This results in the following output on the browser:

This text is very important. 

> Remember: The HTML *\* element can only be used within the *\<body>* tag.

By default, the `` tag will set the background color to yellow and the text color to black, but this can be edited within the CSS file:

<html>
 <head>
 </head>
 <body>
 This text is very important.
 </body>
</html>

mark {
  background-color: blue;
  color: white;
}

codemirror

The change in CSS converts the above example into:

This text is very important. 

Bold, italics, and other styles can be added within the CSS file.

The change in CSS converts the above example into:

This text is very important. 

Bold, italics, and other styles can be added within the CSS file.

How to use the HTML mark tag

The mark tag is used in HTML to highlight relevant text within the HTML page. By default, browsers display text within the  tag as black with a yellow background. The  tag is supported by the following browsers: 