/*--------------------------------------------------
追加CSS
--------------------------------------------------*/
.header-lang {
  column-gap: 20px;
}
.header-lang a:first-child {
  margin-right: 0;
}

.top--ttl .top--ttl_subtxt {
  font-size: 22px;
  letter-spacing: 0.3em;
  color: #fff;
  font-weight: normal;
  display: block;
  text-align: center;
  margin-top: 10px;
  text-shadow:  0 0 5px black;
}

@media screen and (max-width: 828px) {
  .header-lang {
    column-gap: 2vw;
    margin-right: 3vw ;
  }
  .top--ttl .top--ttl_subtxt {
    font-size: clamp(14px, 3.5vw, 28px);
  }
}