#product .mv {
  margin-bottom: 18rem;
}
#product .mv picture {
  position: relative;
  display: block;
  height: 63rem;
  overflow: hidden;
  background: gray;
}
#product .mv picture img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#product .mv .ttl_h2 {
  width: 100rem;
  margin: 3.7rem auto 0;
}
@media screen and (max-width: 767px) {
  #product .mv {
    margin-bottom: 10rem;
  }
  #product .mv picture {
    height: 61.2rem;
  }
  #product .mv .ttl_h2 {
    width: auto;
    margin: 2.7rem 3rem 0;
  }
}

/* item */
#product .item {
  width: 100rem;
  margin: 0 auto 33.8rem;
}
#product .item:last-of-type {
  margin-bottom: 36.9rem;
}
#product .item .kv {
  position: relative;
  width: calc(50% + 50vw);
  height: 55rem;
  overflow: hidden;
}
#product .item .kv img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#product .item:nth-of-type(even) .kv {
  margin-left: calc(50% - 50vw);
}
#product .item:nth-of-type(odd) .kv {
  margin-right: calc(50% - 50vw);
}
#product .item .ttl_h2 {
  margin-top: 4.1rem;
}
#product .item:nth-of-type(even) .ttl_h2 {
  text-align: right;
}
#product .item ul {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  margin: 10.1rem -1.8rem -2.2rem;
}
#product .item ul li {
  width: 22.5rem;
  margin: 0 1.7rem 2.2rem;
}
#product .item ul li a {
  display: block;
  width: 100%;
}
#product .item ul li .img {
  position: relative;
  overflow: hidden;
}
#product .item ul li .img::after {
  content: "";
  display: block;
  padding-top: 100%;
}
#product .item ul li .img img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#product .item ul li h3 {
  margin-top: 1.1rem;
  font-size: 1.6rem;
  line-height: 1.5;
}
#product .item ul li .price {
  font-size: 1.6rem;
  font-weight: var(--medium);
  font-family: var(--font-en);
  text-align: right;
  color: var(--color-gray-dark);
}
#product .item ul li .price span.tax {
  padding-right: 0.4rem;
  font-size: 1.2rem;
  font-family: var(--font-ja);
}
#product .item .btn {
  width: 36rem;
  margin: 6.5rem auto 0;
}
@media screen and (max-width: 767px) {
  #product .item {
    width: 31.5rem;
    margin-bottom: 23.5rem !important;
  }
  #product .item .kv {
    height: 22rem;
    margin-left: 0 !important;
  }
  #product .item .ttl_h2 {
    margin-top: 2.1rem;
    margin-right: -2rem;
    text-align: left !important;
  }
  #product .item ul {
    justify-content: space-between;
    margin: 5rem auto -2.6rem;
  }
  #product .item ul li {
    width: 14rem;
    margin: 0 0 2.6rem;
  }
  #product .item ul li h3 {
    margin-top: 0.6rem;
    font-size: 1.4rem;
    line-height: 1.4;
  }
  #product .item ul li .price {
    margin-top: 1rem;
    line-height: 1;
    font-size: 1.3rem;
  }
  #product .item ul li .price span.tax {
    padding-right: 0.3rem;
    font-size: 1rem;
  }
  #product .item .btn {
    width: 30rem;
    margin-top: 6.6rem;
  }
}