Vant 这个地址栏彩色线条是怎么来的？

[humbass]

偶然需要一个简单地址，照搬 Vant 界面，发现 Border Bottom 位置有一条彩色间隔，请教间隔是怎么实现的？

截图 https://mautic.ld160.eu.org/static/Jietu20231127-050502.png Vant 链接 https://vant-contrib.gitee.io/vant/v2/#/zh-CN/contact-card

[bojackhorseman]

.van-contact-card::before {
position: absolute;
right: 0;
bottom: 0;
left: 0;
height: 2px;
background: -webkit-repeating-linear-gradient(135deg, #ff6c6c 0, #ff6c6c 20%, transparent 0, transparent 25%, #1989fa 0, #1989fa 45%, transparent 0, transparent 50%);
background: repeating-linear-gradient(-45deg, #ff6c6c 0, #ff6c6c 20%, transparent 0, transparent 25%, #1989fa 0, #1989fa 45%, transparent 0, transparent 50%);
background-size: 80px;
content: '';
}