@charset "UTF-8";
/*--- import -------------------------------------*/
/*------------------------------------- import ---*/
@media screen and (max-width: 750px) {
  .box_in {
    padding: 0 5.3333333333vw; } }

.mv_b {
  position: relative;
  background: url("../images/introduction/mv.png") no-repeat;
  background-position: top 32% center; }
  @media screen and (max-width: 750px) {
    .mv_b {
      background-position: center center;
      background-size: cover; } }
  .mv_b .bg h2 .sub_ttl img {
    width: 138px; }

#intro {
  padding-top: 65px;
  padding-bottom: 0; }
  @media screen and (max-width: 750px) {
    #intro .box_in {
      padding: 0 5.3333333333vw; } }
  #intro .box_in .ttl_1 {
    font-size: 28px;
    font-weight: bold;
    text-align: center;
    letter-spacing: 0.25rem; }
    #intro .box_in .ttl_1 .marker_orange {
      display: inline; }
  #intro .box_in .txt {
    margin-top: 45px;
    letter-spacing: 0.25rem; }
  #intro .box_in .images {
    margin-top: 25px; }

@media screen and (max-width: 750px) {
  #intro {
    padding-top: 5.3333333333vw;
    padding-bottom: 0; }
    #intro .box_in .ttl_1 {
      font-size: 5.6vw; } }
.bg1 {
  background: url("../images/introduction/environment_img.png") no-repeat;
  background-size: cover;
  height: 300px;
  width: 100%;
  background-position: center; }
  @media screen and (max-width: 750px) {
    .bg1 {
      height: 46.6666666667vw;
      background-position: center; } }

#introduction {
  padding-top: 90px;
  padding-bottom: 116px; }
  #introduction h2 {
    width: 256px; }
  #introduction .txt {
    margin-top: 40px; }
  #introduction .inner {
    margin-top: 60px;
    background: #ededeb;
    padding: 110px 0; }
    @media screen and (max-width: 960px) {
      #introduction .inner {
        padding: 60px 0; } }
  #introduction .box_in .introduction_area .introduction_list {
    position: relative;
    background: #fff;
    padding: 45px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center; }
    #introduction .box_in .introduction_area .introduction_list:not(:first-child) {
      margin-top: 110px; }
    #introduction .box_in .introduction_area .introduction_list .icon_area {
      position: absolute;
      top: -70px;
      right: -35px;
      color: #fff;
      text-align: center;
      background: url(../images/introduction/introduction_icon.png) no-repeat;
      background-size: cover;
      width: 152px;
      height: 145px;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 1; }
      #introduction .box_in .introduction_area .introduction_list .icon_area .icon_txt {
        font-weight: bold;
        color: #fff;
        text-align: center;
        font-size: 18px;
        letter-spacing: 0.2rem; }
    #introduction .box_in .introduction_area .introduction_list .images {
      width: 380px; }
    #introduction .box_in .introduction_area .introduction_list .txt_area {
      width: calc(96% - 380px);
      text-align: left; }
      #introduction .box_in .introduction_area .introduction_list .txt_area h4 {
        position: relative;
        background: #005bac;
        padding: 10px;
        display: flex;
        align-items: center; }
        #introduction .box_in .introduction_area .introduction_list .txt_area h4 .num {
          line-height: 1;
          background: #fff;
          color: #005bac;
          font-size: 35px;
          padding: 13px 20px;
          margin-right: 20px;
          white-space: nowrap; }
        #introduction .box_in .introduction_area .introduction_list .txt_area h4 .ttl {
          color: #fff;
          font-size: 28px;
          letter-spacing: 0.3rem; }
    #introduction .box_in .introduction_area .introduction_list .sub_ttl_area {
      font-weight: bold;
      color: #005bac;
      margin-top: 25px;
      font-size: 21px;
      letter-spacing: 0.2rem; }
      #introduction .box_in .introduction_area .introduction_list .sub_ttl_area li {
        text-indent: -1.3em;
        padding-left: 1.3em; }
        #introduction .box_in .introduction_area .introduction_list .sub_ttl_area li:before {
          content: '■';
          font-size: 14px; }
        #introduction .box_in .introduction_area .introduction_list .sub_ttl_area li:not(:first-child) {
          margin-top: 5px; }
      #introduction .box_in .introduction_area .introduction_list .sub_ttl_area .atention {
        text-align: center;
        text-indent: inherit; }
        #introduction .box_in .introduction_area .introduction_list .sub_ttl_area .atention:before {
          content: none; }
        #introduction .box_in .introduction_area .introduction_list .sub_ttl_area .atention p {
          margin: 0 auto;
          width: 80%;
          display: block;
          border: 2px solid #005bac;
          padding: 10px;
          font-size: 14px;
          margin-bottom: 10px; }
    #introduction .box_in .introduction_area .introduction_list .txt {
      margin-top: 20px; }
    @media screen and (max-width: 960px) {
      #introduction .box_in .introduction_area .introduction_list {
        display: block; }
        #introduction .box_in .introduction_area .introduction_list:not(:first-child) {
          margin-top: 60px; }
        #introduction .box_in .introduction_area .introduction_list .images {
          width: 380px;
          margin: 0 auto; }
        #introduction .box_in .introduction_area .introduction_list .txt_area {
          margin-top: 20px;
          width: 100%; } }

@media screen and (max-width: 750px) {
  #introduction {
    padding-top: 24vw;
    padding-bottom: 15.4666666667vw; }
    #introduction .txt {
      margin-top: 5.3333333333vw; }
    #introduction .inner {
      margin-top: 8vw;
      padding: 8vw 0 15.4666666667vw; }
    #introduction .box_in .introduction_area .introduction_list {
      padding: 5.3333333333vw;
      display: block; }
      #introduction .box_in .introduction_area .introduction_list:not(:first-child) {
        margin-top: 8vw; }
      #introduction .box_in .introduction_area .introduction_list .icon_area {
        top: -6vw;
        right: -3.0666666667vw;
        width: 24.266667vw;
        height: 23.333333vw; }
        #introduction .box_in .introduction_area .introduction_list .icon_area .icon_txt {
          font-size: 3.7333333333vw;
          letter-spacing: 0.1rem;
          line-height: 1.3; }
      #introduction .box_in .introduction_area .introduction_list .images {
        max-width: 380px;
        width: 100%;
        margin: 0 auto; }
        #introduction .box_in .introduction_area .introduction_list .images img {
          width: 100%; }
      #introduction .box_in .introduction_area .introduction_list .txt_area {
        width: 100%;
        text-align: left; }
        #introduction .box_in .introduction_area .introduction_list .txt_area h4 {
          padding: 10px; }
          #introduction .box_in .introduction_area .introduction_list .txt_area h4 .num {
            font-size: 6.5333333333vw;
            padding: 1.7333333333vw 2.6666666667vw;
            margin-right: 2.6666666667vw; }
          #introduction .box_in .introduction_area .introduction_list .txt_area h4 .ttl {
            font-size: 5.8666666667vw;
            letter-spacing: 0.1rem; }
      #introduction .box_in .introduction_area .introduction_list .sub_ttl_area {
        margin-top: 3.3333333333vw;
        font-size: 4.2666666667vw;
        letter-spacing: 0.05rem; }
        #introduction .box_in .introduction_area .introduction_list .sub_ttl_area li {
          text-indent: -1em;
          padding-left: 1em; }
          #introduction .box_in .introduction_area .introduction_list .sub_ttl_area li:before {
            content: '■';
            font-size: 3.7333333333vw; }
          #introduction .box_in .introduction_area .introduction_list .sub_ttl_area li:not(:first-child) {
            margin-top: 5px; }
        #introduction .box_in .introduction_area .introduction_list .sub_ttl_area .atention {
          padding-left: 0; }
          #introduction .box_in .introduction_area .introduction_list .sub_ttl_area .atention p {
            width: 100%;
            border: 2px solid #005bac;
            padding: 1.3333333333vw;
            font-size: 3.7333333333vw;
            margin-bottom: 1.3333333333vw; }
      #introduction .box_in .introduction_area .introduction_list .txt {
        margin-top: 2.6666666667vw; } }
#environment {
  padding-top: 0px;
  padding-bottom: 116px; }
  #environment h2 {
    width: 235px; }
  #environment .txt {
    margin-top: 40px; }
  #environment .box_in {
    margin-top: 60px; }
    #environment .box_in .environment_area .environment_list:not(:first-child) {
      margin-top: 40px; }
    #environment .box_in .environment_area .environment_list h4 {
      padding: 10px;
      background: #005bac;
      color: #fff;
      font-size: 24px;
      font-weight: bold; }
    #environment .box_in .environment_area .environment_list .contents {
      text-align: left;
      display: flex;
      justify-content: space-between;
      margin-top: 20px;
      flex-wrap: wrap; }
      #environment .box_in .environment_area .environment_list .contents .images {
        width: 160px; }
      #environment .box_in .environment_area .environment_list .contents .txt {
        margin-top: 0;
        width: calc(98% - 160px); }
    #environment .box_in .environment_area .environment_list:nth-child(3) .contents .txt {
      width: 100%; }

@media screen and (max-width: 750px) {
  #environment {
    padding-top: 0px;
    padding-bottom: 15.4666666667vw; }
    #environment .txt {
      margin-top: 5.3333333333vw; }
    #environment .box_in {
      margin-top: 8vw; }
      #environment .box_in .environment_area .environment_list:not(:first-child) {
        margin-top: 5.3333333333vw; }
      #environment .box_in .environment_area .environment_list h4 {
        padding: 1.3333333333vw;
        font-size: 5.0666666667vw; }
      #environment .box_in .environment_area .environment_list .contents {
        display: block; }
        #environment .box_in .environment_area .environment_list .contents .images {
          width: 160px;
          margin: 0 auto; }
        #environment .box_in .environment_area .environment_list .contents .txt {
          margin-top: 2.6666666667vw;
          width: 100%; } }