效果图

关键代码

border-radius:10rpx ;background: linear-gradient(#fff, #fff) left top,linear-gradient(#fff, #fff) left top,linear-gradient(#fff, #fff) right top,linear-gradient(#fff, #fff) right top,linear-gradient(#fff, #fff) left bottom,linear-gradient(#fff, #fff) left bottom,linear-gradient(#fff, #fff) right bottom,linear-gradient(#fff, #fff) right bottom;background-repeat: no-repeat;width: 230rpx;height: 230rpx;display: flex;justify-content: center;align-items: center;box-sizing: border-box;border: 1px solid transparent;background-size: 4rpx 22rpx, 22rpx 4rpx,4rpx 22rpx,22rpx 4rpx;