margin attribute defines the space around an HTML element. Negative values can be used to overlap content. It specifies a shorthand property for setting margin properties in a declaration.
Example
You can try running the following code to set the margins -
<html> <head> </head> <body> <p style = "margin: 20px; border:2px solid yellow;"> All four margins will be 20px </p> <p style = "margin: 15px 4% -10px; border:2px solid red;"> Top margin will be 15px, left and right margin will be 4% of the total width of the document, bottom margin will be -10px </p> </body> </html>
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