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CSS Dictionary

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border-bottom-width

border-bottom-width

Specifies the width of the bottom border.

Sample Code

div.test { border-bottom-width: thin;}
div.test1 { border-bottom-width: medium;}
div.test2 { border-bottom-width: 10px;}

Available Values

Value	Description
Number	Specifies the border width using units such as『px』.
thin	Specifies using the keyword『thin』(narrow). Most browsers display this as 1px, though it may vary slightly.
medium	Specifies using the keyword『medium』. Most browsers display this as 3px, though it may vary slightly. This is the default value when no『border-bottom-width』is specified.
thick	Specifies using the keyword『thick』. Most browsers display this as 5px, though it may vary slightly.

Browser Preview

※ The sample below uses『border-style: solid』.

<div style="border-bottom-width: 10px; border-style: solid; height: 100px; padding: 10px; font-weight: bold;">A div element with height 100px and padding 10px.</div>