.widefat{
  word-wrap: normal;
}
.select2-container .select2-results__options {
      max-height: 150px;
      overflow-y: auto;
}
.select2-container .select2-selection--single{
    padding:6px !important;
    height:auto !important;
}
.select2-container--default .select2-selection--single .select2-selection__arrow {
  top: 7px !important;
  right: 5px !important;
}