.ov{
    overflow: hidden;
}js
 .van_ellipsis {
   overflow: hidden;
   white-space: nowrap;
   text-overflow: ellipsis;
}
.multi_ellipsis{
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    line-clamp: var(--line,2);
    -webkit-line-clamp: var(--line,2);
    -webkit-box-orient: vertical;
}
.max_h_flex{
    height: 100%;
    display: flex;
    flex-direction: column;
}
.flexH {
    display: flex;
    justify-content: center;
}
.flexV {
    display: flex;
    align-items: center;
}
.flexHV {
    display: flex;
    justify-content: center;
    align-items: center;
}
.flexHead {
    display: inline-flex;
    justify-content: center;
    align-items: center;
}
.flexH_C{
    display: flex;
    align-items: center;
    flex-direction: column;
}
.flexV_C{
    display: flex;
    justify-content: center;
    flex-direction: column;
}
.flexHV_C{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}
.flex {
    display: flex;
}
.flex_C{
    display: flex;
    flex-direction: column;
}
.flex1 {
    flex: 1;
}
.flex_wrap {
    display: flex;
    flex-wrap: wrap;
}
.flex_sb {
    display: flex;
    justify-content: space-between;
}
.flexV_sb {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.flexB_sb{
    display: flex;
    align-items: baseline;
    justify-content: space-between;
}
.flexB{
    display: flex;
    align-items: baseline;
}
.flexB_sb{
    display: flex;
    align-items: baseline;
    justify-content: space-between;
}
.flex_sa {
    display: flex;
    justify-content: space-around;
}
.flexV_sa{
    display: flex;
    align-items: center;
    justify-content: space-around;
}
.pr{position: relative;}
.pa{position: absolute;}
.h100{height: 100%;}
.wh100{height: 100%;width: 100%;}
.circle{
    width: var(--size,100px);
    height: var(--size,100px);
    border-radius: 50%;
    overflow: hidden;
}
.circle>image{
    width: 100%;
    height: 100%;
}
.bor_b{
    border-bottom: '1px solid rgba(0, 0, 0, 0.15)'
}