.main__posting-series {
  width: 55%;
}
@media screen and (max-width: 768px) {
  .main__posting-series {
    grid-column: 1 / -1;
    width: 97%;
    padding: 13px 10px 13px 10px;
    margin: 5px auto 0;
  }
}

.main__faq__inner__faq-content__footer-btn--lineup {
  margin-bottom: 20px;
}

@media screen and (max-width: 768px) {
  .main__faq__inner__faq-content__footer-btn--lineup {
    margin-bottom: 15px;
  }
}

.main__faq__inner__faq-content__footer-btn--last {
  margin-bottom: 50px;
}

@media screen and (max-width: 768px) {
  .main__faq__inner__faq-content__footer-btn--last {
    margin-bottom: 35px;
  }
}