@media (min-width: 768px) {
    .tab__btn {
        width: calc(100% / 5);
  }
}

@media (min-width: 320px) {
    #cate5 .panel__shop::after {
        background-image: url(https://turba-b.com/system_panel/uploads/images/top_takasaki_bg.jpg);
    }
}