@charset "utf-8";

.main_image {
  overflow: hidden;
  position: relative;
  color: #fff;
  z-index: 1;
}
.main_image img {
  animation-name: scale;
  animation-duration: 17s;
}

@keyframes scale {
  from {
    transform: scale(1.2, 1.2);
  }
  to {
    transform: scale(1, 1);
  }
}
.main_image .inner {
  width: 100%;
  max-width: 1060px;
  position: absolute;
  right: 50%;
  top: 27%;
  transform: translate(50%, 27%);
}
.main_image .txt01 {
  font-size: 38px;
  font-weight: bold;
  text-shadow: 2px 2px 3px rgba(0, 0, 0, 0.3), 0px 0px 3px rgba(0, 0, 0, 0.3);
  padding: 0 10px;
}

@keyframes rotation {
  0% {
    transform: rotateY(0deg);
  }
  50% {
    transform: rotateY(0deg);
  }
  100% {
    transform: rotateY(360deg);
  }
}
.topics {
  background: #106ab0;
  color: #fff;
  text-align: center;
  padding: 12px;
}
.products,
.industry,
.materials,
.materials,
.facility {
  padding-top: 50px;
}
.sec-ttl {
  max-width: 1180px;
  line-height: 1;
  color: #106ab0;
  position: relative;
  padding: 30px 70px;
  font-style: italic;
}
.industry .inner,
.materials .inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 20px 10px 0;
}
.materials th,
.materials td {
  text-align: left;
  border: 1px solid #e7f0f7;
  padding: 15px;
  vertical-align: top;
}
.materials table {
  margin: 40px 0 15px;
}
.facility {
  padding-bottom: 50px;
}
.bg {
  background: #fff;
  position: relative;
  padding-bottom: 60px;
}
.bg .l_inner {
  background: #dbe9f3;
  padding: 10px;
}
.bg .l_box_wrap {
  max-width: 1080px;
  padding: 20px 0;
  margin: auto;
}
.bg .l_box_wrap .txt {
  max-width: 450px;
}
.bg .box-ttl {
  position: relative;
  border-bottom: 1px solid #000;
  padding-bottom: 15px;
  margin-bottom: 20px;
}
.bg .box-ttl .ttl {
  font-size: 24px;
  letter-spacing: 2px;
  padding-right: 140px;
}
.bg .box-ttl .btn {
  display: inline-block;
  font-size: 10px;
  min-width: 130px;
  border: 1px solid #000;
  line-height: 1;
  letter-spacing: 2px;
  padding: 7px 30px 7px 7px;
  background: url("../img/common/icn_file.png") no-repeat 95% center;
  position: absolute;
  right: 0;
  top: 10px;
  margin-top: -3px;
  transition: 0.3s;
}
.bg .box-ttl .btn:hover {
  font-size: 11px;
  background: url("../img/common/icn_file.png") no-repeat 97% center;
}
.bg .image {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 50px 0 35px;
}
.bg .btn {
  display: block;
  font-size: 12px;
  width: 140px;
  border: 1px solid #000;
  line-height: 1;
  letter-spacing: 2px;
  padding: 7px 30px 7px 7px;
  background: url("../img/common/icn_file.png") no-repeat 95% center;
  margin: 20px 0 0 auto;
  transition: 0.3s;
}
.bg .btn:hover {
  font-size: 13px;
  background: url("../img/common/icn_file.png") no-repeat 97% center;
}
.bg.tbl {
  padding: 30px 0;
}
.bg th {
  text-align: left;
  font-weight: normal;
}
.bg th span {
  display: block;
  margin-right: 10px;
  width: calc(100% - 10px);
  border-bottom: 1px solid #000;
}
.bg th:last-child span {
  margin-right: 0;
  width: 100%;
}
.bg td {
  vertical-align: top;
  padding: 10px 10px 10px 0;
  border-bottom: 1px solid #000;
}
.bg tr:last-child td {
  border: none;
}
.bg td:last-child {
  width: 39%;
}
.bg td li {
  list-style: disc;
  margin-left: 20px;
}
@media screen and (min-width: 768px) {
  header .inner,
  .main_image .inner {
    opacity: 0;
  }
  .gnavi a {
    position: relative;
    transition: 0.3s;
    text-shadow: 2px 2px 3px rgba(0, 0, 0, 05), 0px 0px 3px rgba(0, 0, 0, 0.5);
  }
  header.is_fixed .gnavi a {
    text-shadow: none;
  }
  .sec-ttl span {
    display: inline-block;
    font-size: 24px;
    margin-right: 15px;
    vertical-align: middle;
    font-style: normal;
    letter-spacing: 10px;
  }
  .sec-ttl span::before {
    content: "";
    width: 50px;
    height: 1px;
    background: #106ab0;
    position: absolute;
    left: 10px;
    top: 50%;
  }
  .industry .l_box_wrap {
    justify-content: space-between;
    padding: 30px 0;
  }
  .bg .l_box_wrap .box {
    width: 50%;
    padding: 0 10px;
  }
  .bg .image {
    height: 205px;
  }
  .bg:nth-of-type(3) .image {
    height: 232px;
  }
}
@media screen and (max-width: 975px) {
  .main_image .txt01 .pc {
    display: none !important;
  }
}

@media screen and (max-width: 767px) {
  header,
  .main_image .inner {
    opacity: 0;
  }
  .gnavi-btn span:before,
  .gnavi-btn span:after {
    opacity: 0.8;
  }
  .sec-ttl {
    padding: 15px 5%;
  }
  .sec-ttl span {
    display: block;
    font-size: 20px;
    letter-spacing: 10px;
    font-style: normal;
    margin-bottom: 10px;
  }
  .main_image .sp_main {
    animation-name: scale;
    animation-duration: 17s;
    background: url(../img/index/img_main.jpg) no-repeat center center;
    background-size: cover;
    width: 100%;
    height: 100vh;
    z-index: -1;
  }
  .main_image img {
    display: none;
  }

  @keyframes scale {
    from {
      transform: scale(1.2, 1.2);
    }
    to {
      transform: scale(1, 1);
    }
  }
  .main_image .inner {
    top: 135px;
    font-size: 13px;
    padding: 0 5%;
    z-index: 10;
  }
  .main_image .txt01 {
    font-size: 24px;
    margin-bottom: 10px;
    line-height: 1.8;
  }
  .main_image .txt-sp {
    font-family: "游ゴシック Medium", YuGothic, YuGothicM, "Hiragino Kaku Gothic ProN", "Hiragino Kaku Gothic Pro",
      メイリオ, Meiryo, sans-serif;
    font-size: 11px;
    position: absolute;
    bottom: 10px;
    left: 0;
    width: 100%;
    text-align: center;
    padding-bottom: 14px;
    background: url(../img/index/icn_arrow2.png) no-repeat center bottom;
    color: #fff;
  }
  .topics {
    font-size: 11px;
  }
  .industry .l_box_wrap {
    padding: 20px 0;
    display: flex;
    flex-wrap: wrap;
  }
  .industry .l_box_wrap li {
    width: 50%;
    padding: 5px 2%;
  }
  .industry .inner,
  .materials .inner {
    padding: 30px 5% 5px;
  }
  .bg {
    padding-bottom: 0;
  }
  .bg .l_box_wrap {
    padding: 30px 0 0;
  }
  .bg .l_box_wrap .box,
  .bg .l_inner {
    padding: 10px 5% 30px;
  }
  .bg .box-ttl .ttl {
    font-size: 21px;
  }
  .bg .image {
    margin: 35px auto;
  }
  .bg.tbl {
    padding: 30px 5%;
  }
  .scroll table {
    width: 100%;
  }
  .scroll {
    overflow: auto;
    white-space: nowrap;
  }
  .scroll::-webkit-scrollbar {
    height: 5px;
  }
  .scroll::-webkit-scrollbar-track {
    background: #f1f1f1;
  }
  .scroll::-webkit-scrollbar-thumb {
    background: #bcbcbc;
  }
  .navOpen .scroll {
    opacity: 0;
  }
}