#commerce-product-variation-default-edit-form .chosen-container {
  width: 100% !important;
}
#commerce-product-variation-default-edit-form .chosen-container-multi .chosen-choices li.search-choice {
  padding: 8px 20px 8px 5px;
}
#commerce-product-variation-default-edit-form .chosen-container-multi .chosen-choices li.search-choice .search-choice-close {
  top: 10px;
}