.news {
  padding: 150px 50px 100px;
  position: relative;
}
@media screen and (max-width: 1280px) {
  .news {
    padding: 250px 50px 100px;
  }
}
@media screen and (max-width: 992px) {
  .news {
    padding: 120px 50px 100px;
  }
}
@media screen and (max-width: 768px) {
  .news {
    padding: 80px 20px 80px;
  }
}
.news__back {
  display: block;
  position: absolute;
  z-index: -1;
}
.news__back.top {
  width: 81px;
  left: 0;
  top: -80px;
}
@media screen and (max-width: 768px) {
  .news__back.top {
    width: 40px;
  }
}
.news__back.bottom {
  width: 132px;
  right: 0;
  bottom: 75px;
}
@media screen and (max-width: 768px) {
  .news__back.bottom {
    width: 64px;
    bottom: 0px;
  }
}
.news__back img {
  display: block;
  width: 100%;
}
.news__content {
  max-width: 430px;
  min-height: 370px;
  margin: auto;
}
@media screen and (max-width: 768px) {
  .news__content {
    min-height: 240px;
  }
}
.news-detail {
  max-width: 900px;
  padding: 54px 50px 240px;
  font-family: "Noto Sans JP", sans-serif;
}
@media screen and (max-width: 1150px) {
  .news-detail {
    width: 70%;
  }
}
@media screen and (max-width: 992px) {
  .news-detail {
    width: 85%;
  }
}
@media screen and (max-width: 768px) {
  .news-detail {
    width: 100%;
    max-width: 700px;
    padding: 54px 20px 120px;
  }
}
@media screen and (max-width: 576px) {
  .news-detail {
    padding: 54px 20px 80px;
  }
}
.news-detail__title {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
  -webkit-align-items: flex-start;
      -ms-flex-align: start;
          align-items: flex-start;
  padding-bottom: 8px;
  border-bottom: 1px solid #707070;
}
@media screen and (max-width: 768px) {
  .news-detail__title {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
        -ms-flex-direction: column;
            flex-direction: column;
    padding-bottom: 6px;
  }
}
.news-detail__title__date {
  width: 125px;
  font-size: 1.6rem;
  font-weight: 700;
  -webkit-flex-shrink: 0;
      -ms-flex-negative: 0;
          flex-shrink: 0;
  margin-top: 2px;
}
@media screen and (max-width: 768px) {
  .news-detail__title__date {
    font-size: 1.4rem;
    width: 100%;
  }
}
.news-detail__title__main {
  width: 100%;
  font-size: 1.8rem;
}
@media screen and (max-width: 768px) {
  .news-detail__title__main {
    font-size: 1.6rem;
    margin-top: 6px;
  }
}
.news-detail__image {
  display: block;
  width: 100%;
  margin: 30px 0;
}
.news-detail__image img {
  display: block;
  width: 100%;
}
.news-detail__btn {
  margin-top: 140px;
  margin-right: auto;
}
@media screen and (max-width: 768px) {
  .news-detail__btn {
    margin-top: 80px;
  }
}