@media (max-width: 600px) {
  .product-expert__tab {
    font-size: 0.66rem;
    padding: 0.7em 0.2em;
    line-height: 1.2;
    white-space: nowrap;
  }
  .product-expert__tab.is-active {
    font-size: 0.68rem;
  }
}
@media (max-width: 380px) {
  .product-expert__tab { font-size: 0.6rem; }
}