sets the width of the bottom border of an element.
length − Any length unit. Length units for this property may not be negative.
thin − A border which is thinner than a border set to medium.
medium − A border which is thicker than a border set to thin, and thinner than a border set to thick.
thick − A border which is thicker than a border set to medium.
All the HTML elements.
object.style.borderBottomWidth = "2px";
Following is the example to show all the border width −
<html> <head> </head> <body> <p style = "border-width:4px; border-style:solid;"> This is a solid border whose width is 4px. </p> <p style = "border-width:4pt; border-style:solid;"> This is a solid border whose width is 4pt. </p> <p style = "border-width:thin; border-style:solid;"> This is a solid border whose width is thin. </p> <p style = "border-width:medium; border-style:solid;"> This is a solid border whose width is medium; </p> <p style = "border-width:thick; border-style:solid;"> This is a solid border whose width is thick. </p> <p style = "border-bottom-width:4px; border-top-width:10px; border-left-width: 2px; border-right-width:15px; border-style:solid;"> This is a a border with four different width. </p> </body> </html>
It will produce the following result −