A radius for each corner, in pixels. A corner left out is not rounded.
Radii larger than the box allows are scaled down together, so opposite corners meet rather than overlapping — the same rule CSS applies to border-radius.
border-radius
Optional
Radius of the bottom-left corner.
Radius of the bottom-right corner.
Radius of the top-left corner.
Radius of the top-right corner.
A radius for each corner, in pixels. A corner left out is not rounded.
Radii larger than the box allows are scaled down together, so opposite corners meet rather than overlapping — the same rule CSS applies to
border-radius.