message: dropdown - configure - disable search and active dont-scroll
diff: box-shadow: rgba(#000, 0.08) 0 3px 9px 0;
  }
  +.dontscroll {
  + max-height: auto;
  + overflow-y: hidden;
  + top: 10px;
  +}
  +
  .option {
  height: 56px;
  line-height: 56px;
  