.banner {
  position: relative;
  height: 36.458333vw;
  max-height: 700px;
}
.banner-img {
  width: 100%;
  height: 100%;
}
.banner-description {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  color: #fff;
}
.banner-title {
  font-size: 2.916667vw;
  line-height: 1;
}
.banner-text {
  max-width: 50%;
  margin-top: 2.083333vw;
  font-size: 1.041667vw;
  line-height: 2;
}

.product {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 26.041667vw;
  padding: 0 16.666667vw;
}
.content-en .product {
  padding: 2.0833vw 16.666667vw;
}
.product-description {
  flex-basis: 50%;
  order: 1;
  padding-right: 7.8125vw;
}
.product-title {
  font-size: 2.083333vw;
  color: #222;
  line-height: 1.35;
}
.divider {
  width: 3.75vw;
  height: 1px;
  margin-top: 1.5625vw;
  margin-bottom: 1.5625vw;
  background-color: #666;
}
.product-text {
  margin-bottom: 3.125vw;
  font-size: 0.833333vw;
  color: #333;
  line-height: 1.75;
}
.product-img-wrapper {
  flex-basis: 50%;
  order: 2;
}
.product-img {
  max-width: 100%;
}
.product:nth-child(2n + 1) {
  background-color: #f9f9f9;
}
.product:nth-child(2n + 1) .product-description {
  order: 2;
  padding-right: 0;
  padding-left: 7.8125vw;
}
.product:nth-child(2n + 1) .product-img-wrapper {
  order: 1;
}

@media (max-width: 768px) {
  html {
    font-size: 20px;
    font-size: 5.333vw;
  }
  .content {
    margin-top: 60px;
  }
  .banner {
    height: 35rem;
  }
  .banner-img {
    object-fit: cover;
  }
  .banner-description {
    padding: 0 10%;
    text-align: center;
  }
  .content-en .banner-description {
    padding: 0 3%;
  }
  .banner-title {
    font-size: 2rem;
    line-height: 1.5;
  }
  .content-en .banner-title {
    font-size: 1.8rem;
    line-height: 1.2;
  }
  .banner-text {
    max-width: 100%;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    text-align: left;
  }
  .content-en .banner-text {
    line-height: 1.6;
  }
  .product {
    flex-direction: column;
    align-items: center;
    height: auto;
    padding: 2rem 0;
  }
  .content-en .product {
    flex-direction: column;
    align-items: center;
    height: auto;
    padding: 2rem 0;
  }
  .product-description {
    padding-right: 0;
    margin-bottom: 1.5rem;
  }
  .product-description,
  .product-img-wrapper {
    width: 85%;
    margin-right: auto;
    margin-left: auto;
  }
  .product-title {
    font-size: 1.2rem;
  }
  .divider {
    width: 3.6rem;
    margin-top: 1.2rem;
    margin-bottom: 1.2rem;
  }
  .product-text {
    margin-bottom: 1rem;
    font-size: 0.8rem;
  }
  .product-img-wrapper {
    height: 6rem;
    flex-basis: auto;
  }
  .product-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }
  .product:nth-child(2n + 1) .product-description {
    order: 1;
    padding-left: 0;
  }
  .product:nth-child(2n + 1) .product-img-wrapper {
    order: 2;
  }
}