.challenge{
  padding: 12px 14px;
  border-bottom: 1px solid lightgrey;
}
.position{
  font-size: 12px;
  color: dimgray;
}
.detail{
  padding-top: 6px;
  font-size: 13px;
  color: dimgrey
}
.detail>text{
  margin-right: 12px;
}