.selector_set {
    vertical-align: top;
    padding-right: 2em;
    display: inline-block;
}
.selector_set_title {
    font-weight: 600;
    padding-bottom: 0.5em;
}

datalist {
  display: flex;
  justify-content: space-between;
  width: 200px;
}

option {
  padding: 0;
  padding-top: 0.5em;
  font-size: 0.9em;
}

input[type="range"] {
  width: 200px;
  margin: 0;
}
#selector_submit {
    vertical-align: bottom;
    width: 5em;
    height: 2em;
}