答案 0 :(得分:-1)
以下是与
匹配的示例
#rcorners1 {
border-radius: 25px;
background: blue;
width: 200px;
height: 100px;
border: 5px solid;
border-right-color: red;
border-left-color: red;
border-top-color: green;
border-bottom-color: green;
}
<div id="rcorners1"></div>