.section{
  display: flex;
  flex-direction: column;
}
.sectionItem{
  width: 100%;
}
.title{
  position: relative;
  padding: 10px;
}
.title:after{
  position: absolute;
  content: '';
  bottom: 2px;
  width: 20px;
  height: 1px;
  background-color: var(--lib_base_listitem_title_after_bg);
}
[dir=ltr] .title:after{
  left:10px;
}
[dir=rtl] .title:after{
  right:10px;
}
.title:hover{
  background-color: inherit;
}