border-radius - CSS: Cascading Style Sheets

Utilities for controlling the border radius of an element.

2023年7月17日 — The border-end-end-radius CSS property defines a logical border radius on an element, which maps to a physical border radius that depends on ...

2022年11月10日 — The border-radius property takes between one and four length or percentage values, where one value sets the radius for all four corners at once, ...

2023年2月20日 — The border-radius CSS property rounds the corners of an element's outer border edge. You can set a single radius to make circular corners, ...

以上範例僅設了兩個圓角10px，分別為右下角和左下角，其他兩邊設成0，所以會是直角。

All CSS Border Properties ; border-left-width, Sets the width of the left border ; border-radius, Sets all the four border-*-radius properties for rounded corners.

CSS border-radius Property. The CSS border-radius property defines the radius of an element's corners. Tip: This property allows you to add rounded corners ...

2024年2月15日 — The border-radius attribute in CSS specifies the radius of a HTML element's corners. The border-radius attribute can have between one and four ...

2023年12月13日 — Learn how to increase user engagement on your website with rounded corners using CSS border-radius.

To make an image have rounded corners in CSS, you can use the border-radius property. For example, to make an image have a border radius of 50%, ...