Set CSS Border Color for edges

Set CSS Border Color for edges

is there any way to set the 'important' color of the border:
I want to top-border to be displayed over the left-border
I hope you know what I mean and sorry for my bad english.
http://jsfiddle.net/WhyB8/
HTML:
<div class="border">
test
</div>
CSS:
.border {
border-top: 4px solid #ccc;
border-left: 4px solid #06f;
}