解決方法有很多,分享個常用的
.thin-b-t,
.thin-b-b,
.thin-b-r,
.thin-b-l {
position: relative;
}
.thin-b-t:after,
.thin-b-b:after {
position: absolute;
content: "";
left: 0;
top: 0;
background-color: #DCDCDC;
width: 100%;
height: 1PX;
transform: scaleY(0.5);
transform-origin: 0 0;
}
.thin-b-b::after {
top: unset;
bottom: 0;
}
.thin-b-r:after,
.thin-b-l:after {
position: absolute;
content: "";
top: 0;
left: 0;
background: #DCDCDC;
width: 1PX;
height: 100%;
transform: scaleX(0.5);
transform-origin: 0 0;
}
.thin-b-r:after {
left: unset;
right: 0;
}
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