.js-modal__main .pref_list .js-pref_btn {
    display: table;
    margin-left: 20px;
}

.js-modal__main .pref_list .js-pref_btn span {
  margin-left: 0px;
  display: table;
  width: 100%;
}

.js-modal__main .pref_list .js-pref_btn span.subarea {
  margin-left: 20px;
}

.js-modal__main .pref_list .js-pref_btn span::after {
  right: 20px;
  position: absolute;
  content: url(/img/arrow-forward.svg);
  align-content: flex-end;
  transform: rotate(90deg);
}

.js-modal__main .pref_list .js-pref_btn .isActive::after {
  right: 20px;
  position: absolute;
  content: url(/img/arrow-forward.svg);
  align-content: flex-end;
  transform: rotate(-90deg);
}

.js-modal__main .pref_list .js-pref_btn span.subarea.isActive::after{
  content: initial;
}

span.pref_name {
  margin-left: 0px;
}