.ui-combobox {
  position: relative;
  display: inline-block;
}
.ui-combobox-toggle {
  position: absolute;
  top: 0;
  bottom: 0;
  margin-left: -1px;
  padding: 0;
  /* support: IE7 */
  *height: 1.7em;
  *top: 0.1em;
}
.ui-combobox-input {
  margin: 0;
  padding: 0.3em;
}
.ui-autocomplete-category {
  font-weight: bold;
  padding: .2em .4em;
  margin: .8em 0 .2em;
  line-height: 1.5;
}