CSS border-top-width property
Description
CSS border-top-width property defines width for the top side border of a block.
Syntax
border-top : medium | thin | thick | length
Property values
- mediumDefault 
- 
							medium value represents medium sized border for the top side. thin<medium<thick 
- border-top-width: medium; 
- thin 
- 
							thin value defines thin line border for the top side. 
- border-top-width: thin; 
- thick 
- 
							thick value defines a thick line border for the top side. 
- border-top-width: thick; 
- length 
- 
							length defines the line width of border for the top side. The used units might be px, in, em, pt. 
- border-top-width: 10px; 
Applicable to
It applies to all elements
From web4college, the free CSS digger
 If the border-top-style is none then the border-top-width is of no use i.e. represents 0px.
 
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