The margin-right specifies the right margin of an element. It can have a value in length, % or auto. You can try to run the following code to set the right margin −
Example
<html> <head> </head> <body> <p style = "margin-right: 10px; border:2px solid red;"> This is a paragraph with a specified right margin </p> <p style = "margin-right: 10%; border:2px solid green;"> This is another paragraph with a specified right margin in percent </p> </body> </html>