Create custom rounded corners visually
Border-radius creates rounded corners on HTML elements. You can control each corner independently for custom shapes. Perfect for buttons, cards, and modern UI design. The four values are applied in clockwise order: top-left, top-right, bottom-right, bottom-left.
Order: top-left, top-right, bottom-right, bottom-left (clockwise from top-left).
Set border-radius to 50% on a square element. All corners become perfectly rounded, forming a circle.
Yes, you can use px, em, rem, or percentages. Percentages are relative to the element's dimensions.