.tsukuba-local-nav {
  position:relative;
  z-index:2;
  background:#fff;
  border-top:1px solid #e4ece8;
  border-bottom:1px solid #e4ece8;
}
.tsukuba-local-nav .inner {
  width:min(1120px,calc(100% - 40px));
  margin:0 auto;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
}
.tsukuba-local-nav a {
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:68px;
  padding:18px 12px;
  border-right:1px solid #e4ece8;
  color:#264f40;
  font-size:14px;
  font-weight:700;
  text-align:center;
  transition:background-color .2s,color .2s;
}
.tsukuba-local-nav a:first-child {
  border-left:1px solid #e4ece8
}
.tsukuba-local-nav a:hover {
  background:#f0f7f3
}
.tsukuba-local-nav a.is-current {
  background:#2f7357;
  color:#fff;
}
.tsukuba-local-nav a.is-current::after {
  content:"";
  position:absolute;
  left:50%;
  bottom:-8px;
  width:16px;
  height:16px;
  background:#2f7357;
  transform:translateX(-50%) rotate(45deg);
}
.tsukuba-local-nav i {
  font-size:18px
}
@media(max-width:768px) {
  .tsukuba-local-nav .inner {
    width:100%
  }
  .tsukuba-local-nav a {
    min-height:61px;
    padding:12px 4px;
    gap:5px;
    flex-direction:column;
    font-size:11px;
  }
  .tsukuba-local-nav i {
    font-size:16px
  }
  .tsukuba-local-nav a.is-current::after {
    bottom:-6px;
    width:12px;
    height:12px;
  }
}