@value normal: #5b5b5b;
@value normalHovered: #747474;

.bottom,
.left,
.right,
.top
{
  background: normal;
}

.bottom:hover,
.left:hover,
.right:hover,
.top:hover
{
  background: normalHovered;
}

.bottom:after
{
  border-bottom-color: normal;
}

.bottom:hover:after
{
  border-bottom-color: normalHovered;
}

.left:after
{
  border-left-color: normal;
}

.left:hover:after
{
  border-left-color: normalHovered;
}

.right:after
{
  border-right-color: normal;
}

.right:hover:after
{
  border-right-color: normalHovered;
}

.top:after
{
  border-top-color: normal;
}

.top:hover:after
{
  border-top-color: normalHovered;
}