@charset "UTF-8";

/* common
----------------------------------------------------------- */
html,
body {
  width: 100%;
  overflow-y: scroll;
  font-size: 62.5%;
}

body {
  background: #fff;
  font-family: 'Noto Sans JP', sans-serif;
  color: #333333;
  font-size: 16px;
  font-size: 1.6rem;
  width: 100%;
  -webkit-text-size-adjust: 100%;
  box-sizing: border-box;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  transition: all .5s ease;
}

a:hover {
  opacity: .6;
}

@media screen and (max-width: 835px) {
  body {
    font-size: 13px;
    font-size: 1.3rem;
  }
}

p {
  line-height: 1.75;
}

.txt_center {
  text-align: center;
}

.txt_blue {
  color: #0090d5;
}

.txt_gray {
  color: #63676b;
}

.txt_s {
  font-size: 13px;
  font-size: 1.3rem;
}

.txt_m {
  font-size: 15px;
  font-size: 1.5rem;
}

.txt_l {
  font-size: 18px;
  font-size: 1.8rem;
}

.fa-envelope {
  padding-right: 3px;
}

.pc_nodisp {
  display: none;
}

.sp_nodisp {
  display: inherit;
}

.clearfix::after {
  content: "";
  display: block;
  clear: both;
}

span.sp_nodisp {
  display: inline;
  line-height: 0;
}

@media screen and (max-width: 739px) {
  .pc_nodisp {
    display: block;
  }

  .sp_nodisp {
    display: none;
  }

  span.sp_nodisp {
    display: none;
  }
}

/* layout
----------------------------------------------------------- */
article {
  padding-top: 6vw;
}

@media screen and (max-width: 739px) {
  article {
    padding-top: 12.5vw;
  }
}

section.contents {
  max-width: 1000px;
  margin: 20rem auto;
  position: relative;
  width: 100%;
}

@media screen and (max-width: 900px) {

  section.contents {
    max-width: 92%;
    margin: 12rem auto;
  }
}

/* 
----------------------------------------------------------- */
h1 {
  width: 24%;
}

h1 img {
  width: 100%;
}

@media screen and (max-width: 1024px) and (min-width: 740px) {
  h1 {
    width: 24vw;
  }
}

@media screen and (max-width: 739px) {
  h1 {
    width: 54vw;
  }
}

/* header
----------------------------------------------------------- */
header {
  padding: 0 3vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #ffffffa1;
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  width: 100%;
  height: 6vw;
}

.header_r {
  display: flex;
  flex: 2;
  align-items: center;
  justify-content: flex-end;
}

.g-menu {
  list-style: none;
  display: flex;
  padding: 0;
  gap: 0 2vw;
  margin-block: 0;
  padding-inline: 0;
  margin-right: 2vw;
}

header .btn {
  width: 20%;
}

header .btn a {
  display: flex;
  background: #0090d5;
  margin: 0 auto;
  padding: 1.5rem 0;
  color: #fff;
  border-radius: 100px;
  align-items: center;
  justify-content: center;
  position: relative;
}

header .btn a:after {
  content: "";
  display: block;
  width: 34px;
  height: 8px;
  background: url(../img/arrow-right-solid.svg) no-repeat center;
  background-size: contain;
  position: absolute;
  right: 4%;
}

.header_menu_en a {
  color: #0090d5;
  display: flex;
  align-items: center;
}

.header_menu_en a:before {
  content: "";
  display: block;
  width: 15px;
  height: 15px;
  background: url("../img/icon_en.svg") no-repeat;
  background-size: cover;
  margin-right: 5px;
}


@media screen and (max-width: 1024px) {
  header {
    padding: 10px 2%;
    height: 5vw;
    align-items: flex-start;
  }

  .g-menu {
    display: none;
  }

  header .btn {
    display: none;
  }
  }

  @media screen and (max-width: 739px) {
    header {
      height: 12.5vw;
    }
  }

  /* #btn_pagetop
----------------------------------------------------------- */
  #btn_pagetop {
    position: fixed;
    right: 30px;
    bottom: 70px;
  }

  #btn_pagetop a {
    width: 65px;
    height: 65px;
    display: block;
    -webkit-transition: opacity .5s linear;
    transition: opacity .5s linear;
    background: #003f93;
    position: relative;
  }

  #btn_pagetop a:hover:before {
    top: -5px;
  }

  #btn_pagetop a:before {
    display: block;
    width: 10px;
    height: 10px;
    border-top: solid 3px #fff;
    border-left: solid 3px #fff;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    top: 0;
    bottom: 0;
    right: 0;
    margin: auto;
  }

  #btn_pagetop a::before {
    position: absolute;
    left: 0;
    content: '';
  }

  @media screen and (max-width: 739px) {
    #btn_pagetop {
      position: fixed;
      right: 5%;
      bottom: 30px;
    }

    #btn_pagetop a {
      width: 40px;
      height: 40px;
    }
  }

  /* footer
----------------------------------------------------------- */
  footer {
    background: #e2e7ea;
  }

  footer .footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 3rem 3vw;
    flex-wrap: wrap;
    gap: 2vw 0;
  }

  footer .footer_r {
    display: flex;
    flex: 2;
    align-items: center;
    justify-content: flex-end;
  }

  footer .btn {
    width: 20%;
  }

  footer .btn a {
    display: flex;
    background: #0090d5;
    margin: 0 auto;
    padding: 1.5rem 0;
    color: #fff;
    border-radius: 100px;
    align-items: center;
    justify-content: center;
    position: relative;
  }

  footer .btn a:after {
    content: "";
    display: block;
    width: 34px;
    height: 8px;
    background: url(../img/arrow-right-solid.svg) no-repeat center;
    background-size: contain;
    position: absolute;
    right: 4%;
  }

  nav.footer-link {
    display: flex;
    margin-right: 2vw;
  }

  footer .link01 {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0 2vw;
  }

  footer .btn {
    width: 20%;
  }

  .copyright {
    background: #0090d5;
    padding: 1rem 0;
    text-align: center;
    color: #fff;
  }

  @media screen and (max-width: 1024px) {
    footer .footer_r {
      flex-direction: column;
    }

    footer .btn {
      width: 30%;
      margin-top: 15px;
    }
    }
  @media screen and (max-width: 900px) {
      footer {
        padding: 30px 0 0 0;
      }

      footer .footer-content {
        flex-direction: column;
        padding: 0 5% 30px 5%;
      }

      footer .link01 {
        flex-wrap: wrap;
        gap: 15px 40px;
        margin: 20px 0 30px 0;
        justify-content: center;
      }

      footer .btn {
        width: 80%;
      }

      .copy_right {
        text-align: center;
        font-size: 10px;
      }


      .box_btn03 {
        width: 80%;
      }

      .box_btn03:before {
        width: 30px;
      }
    }

    /* pagetop
----------------------------------------------------------- */

    .pagetop {
      height: 50px;
      width: 50px;
      right: 30px;
      bottom: 12vw;
      background: #fff;
      border: solid 2px #0090d5;
      border-radius: 50%;
      display: none;
      justify-content: center;
      align-items: center;
      z-index: 2;
      cursor: pointer;
      margin-left: 85%;
      margin-bottom: 15px;
    }

    .pagetop__arrow {
      display: block;
      height: 10px;
      width: 10px;
      border-top: 3px solid #0090d5;
      border-right: 3px solid #0090d5;
      transform: translateY(20%) rotate(-45deg);
      }