DevGuru CSS2: border-top-width

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PROPERTY: border-top-width

border-top-width : thin | medium | thick | length

Compatibility: IE4+ N4+
Version: Level 1
Inherited: No

The border-top-width property sets the width of the top border.

thin | medium | thick

The keyword values of thin, medium, or thick can be used to set the width of the border line. The exact thickness of the border created by using these keyword values will be determined by your computer/browser combination.

length

The length value can be in any of the following seven units. Use the abbreviation.

Length	Abbrev.
centimeters	cm
ems	em
inches	in
millimeters	mm
picas	pc
pixels	px
points	pt

Code:
body { border-top-width: thick; }
body { border-top-width: 0.25in; }
body { border-top-width: 5mm; }

or

p.bordr
{
border-bottom-color: red; border-bottom-style: double; border-bottom-width: 15px;
border-left-color: yellow; border-left-style: double; border-left-width: 15px;
border-right-color: blue; border-right-style: double; border-right-width: 15px;
border-top-color: green; border-top-style: double; border-top-width: 15px;
}
...
<p class="bordr">
<b>DevGuru is great!</b>
</p>

Output:

DevGuru is great!