@media screen and (min-width: 992px) {
  .child-fv {
    padding: 5.75rem 0px 3.5rem;
  }
}

.child-fv__text {
  letter-spacing: 0.1em;
  line-height: 1.75;
}

.post-line {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 30px;
}
@media screen and (min-width: 768px) {
  .post-line {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 41px;
    -webkit-column-gap: 25px;
       -moz-column-gap: 25px;
            column-gap: 25px;
  }
}
@media screen and (min-width: 992px) {
  .post-line {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tab__list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: start;
  gap: 10px;
}
@media screen and (min-width: 992px) {
  .tab__list {
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    gap: 16px;
  }
}

.tab__item {
  display: block;
}

.tab__button {
  display: block;
  text-align: center;
  border-radius: 100vmax;
  padding: 10px 24px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: #333;
  background-color: #f8f8f8;
  -webkit-transition: background-color 0.3s ease, color 0.3s ease;
  transition: background-color 0.3s ease, color 0.3s ease;
}
@media screen and (min-width: 992px) {
  .tab__button {
    padding: 12px 30px;
  }
}

.tab__button.is-tab--active {
  background-color: #339599;
  color: #fff;
}