.flex {
  display: flex;
}

.flex-b {
  display: flex;
  justify-content: space-between;
}


.flex-d-b {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.flex-item-c{
  align-items: center;
}
.flex-w{
  flex-wrap: wrap;
}
.title-fz{
  font-size: 14px;
  font-weight:600;
}
.charsTitle{
  font-size: 14px;

}
.bb{
  box-sizing: border-box;
}
.zzz {
  width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
