body {
  height: 100vh;
  position: relative;
}

#header {
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: fixed;
  left: 0;
  right: 0;
  z-index: 10;
}

/* ハンバーガーメニューここから */
#navi {
  position: fixed;
  top: 0;
  left: -300px;
  width: 300px;
  color: #ffffff;
  opacity: 0;
  z-index: 20;
  padding: 36px 50px;
}

#navi .nav-menu li a {
  color: #ffffff;
}

#navi .nav-menu li {
  margin-bottom: 14px;
}

.open #navi {
  left: 0;
  opacity: 1;
}

.hamburger_menu {
  position: relative;
  width: 30px;
  height: 30px;
  margin-right: 10%;
  cursor: pointer;
  transition: all 0.5s;
  z-index: 20;
}

.hamburger_menu span {
  position: absolute;
  display: block;
  background-color: #333333;
  height: 2px;
  width: 30px;
  transition: all 0.5S;
  border-radius: 4px;
}

.hamburger_menu span:nth-of-type(1) {
  top: 10px;
}

.hamburger_menu span:nth-of-type(2) {
  bottom: 10px;
}

.open .hamburger_menu span:nth-of-type(1) {
  transform: translateY(4px) rotate(-45deg);
}

.open .hamburger_menu span:nth-of-type(2) {
  transform: translateY(-4px) rotate(45deg);
}

.cover {
  display: none;
  transition: all 0.5s;
}

.open .cover {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.7;
  z-index: 10;
  cursor: pointer;
  background-color: #000000;
}
/* ハンバーガーメニューここまで */

.site-title {
  margin-left: 10%;
  width: 180px;
  height: 21px;
}

.site-title img {
  width: 100%;
  height: 100%;
}

main {
  padding-top: 80px;
}

.items {
  width: 100%;
}

.container .row p {
  font-size: 0.75rem;
}

.viewmore {
  text-align: center;
  margin-top: 40px;
}

.viewmore a {
  color: #333333;
  font-size: 0.875rem;
}

#footer {
  display: flex;
  justify-content: space-between;
  position: absolute;
  bottom: 20px;
  left: 0;
  right: 0;
  padding-left: 15px;
  padding-right: 15px;
  margin-right: 10%;
  margin-left: 10%;
}

#footer .copyright {
  display: inline-block;
  font-size: 0.625rem;
}

#footer .footer-menu {
  display: flex;
  list-style: none;
}

.footer-menu li a {
  color: #333333;
  margin-right: 30px;
}

.pagenation {
  display: flex;
  justify-content: center;
  list-style: none;
}

.pagenation li {
  width: 10px;
  margin-right: 20px;
  margin-left: 20px;
}

li {
  font-size: 0.75rem;
}

.backtoproduct a {
  color: #333333;
}

.item-title {
  margin-top: 40px;
  margin-bottom: 30px;
}

.item {
  display: flex;
}

.item-title,
.text-1,
.text-2,
.price,
dt,
dd,
.about-title,
.about-detail {
  font-size: 0.875rem;
}

.item-image {
  width: 25%;
  margin-left: 10%;
}

.item-detail {
  width: 21%;
  margin-left: 4%;
}

dl {
  display: flex;
}

dt {
  width: 25.89%;
}

.backtoproduct {
  text-align: center;
  margin-top: 60px;
}

.company,
.company-information .info p {
  font-size: 0.875rem;
}

.company,
.company-information,
.map,
.about-title,
.about-detail,
.item-title {
  margin-left: 10%;
}

.company {
  margin-top: 40px;
  margin-bottom: 50px;
}

.company-information,
.map,
.about-detail {
  width: 37.5%;
}

.info {
  display: flex;
  border-bottom: 1px solid #dcdbdb;
  padding: 20px 0 0 0;
}

.first-info {
  padding-top: 0;
}

.last-info {
  border-bottom: none;
}

.info1 {
  width: 31.66%;
}

.info1,
.info2 {
  margin-bottom: 20px;
}

.map {
  height: 300px;
  margin-top: 40px;
}

iframe {
  width: 100%;
  height: 100%;
  background-color: #000000;
}

.about-title {
  margin-top: 40px;
  margin-bottom: 30px;
}

.about-detail {
  margin-bottom: 120px;
}

.about {
  margin-bottom: 30px;
}

@media screen and (max-width:991px) {
  #footer {
    position: static;
    display: block;
  }

  #footer .footer-menu {
    justify-content: space-between;
  }

  .viewmore,
  .pagenation,
  .map {
    margin-bottom: 100px;
  }

  .company-information,
.map,
.about-detail {
  width: 80%;
}

  .info {
    display: block;
  }

  .info1 {
    margin-bottom: 10px;
  }

  .item {
    display: block;
    margin: 0 10% 0 10%;
  }

  .item-image {
    margin: 0 0 30px 0;
    width: 100%;
  }

  .item-detail {
    margin: 0;
    width: 100%;
  }

  .price {
    margin: 30px 0 30px 0;
  }

  dl {
    margin-bottom: 0;
  }

  dt {
    width: 29.49%;
    height: 21px;
  }

  dd {
    margin-bottom: 0;
  }

  .backtoproduct {
    margin-bottom: 100px;
  }
}