body {
  background-color: #fff;
  color: #000;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-size: 18px;
  letter-spacing: 1px;
  line-height: 1.5;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2;
  width: 100%;
  height: 100px;
  background-color: #fff;
  padding: 0 143px;
  display: flex;
  align-items: center;
}
header ul {
  display: flex;
}
header ul li {
  margin-left: 40px;
}
header ul li a {
  position: relative;
  display: inline-block;
  text-decoration: none;
  color: #464646;
}
header ul li a:after {
  position: absolute;
  bottom: -13px;
  left: 0;
  content: "";
  width: 100%;
  height: 2px;
  background: #1F3A6F;
  transform: scale(0, 1);
  transform-origin: left top;
  transition: transform 0.3s;
}
header ul li a:hover {
  color: #1F3A6F;
}
header ul li a:hover::after {
  transform: scale(1, 1);
}

figure img {
  width: 100%;
}

main {
  padding-top: 100px;
}

.news_box {
  background-color: #F8F9FA;
  position: relative;
  padding: 40px 143px;
  z-index: 1;
}
.news_box h3 {
  position: absolute;
  top: -50px;
  z-index: 1;
}
.news_box ul li {
  line-height: 2.2;
}
.news_box ul li a {
  text-decoration: underline;
}
.news_box ul li a:hover {
  opacity: 0.7;
}
.news_box ul li time {
  margin-left: 50px;
}
.news_box ul li time:after {
  content: "|";
  display: inline-block;
  width: 50px;
  text-align: center;
}

.section_box_business {
  display: flex;
  padding-right: 143px;
}
.section_box_business > img {
  width: 60%;
  box-shadow: 6px 0px 6px #ddd;
}
.section_box_business .text {
  margin-top: 60px;
  margin-left: 60px;
}
.section_box_business .text span {
  color: #1F3A6F;
  font-weight: bold;
  margin-left: 20px;
  margin-top: -6px;
  vertical-align: super;
}
.section_box_business .text p {
  margin-top: 20px;
}
.section_box_business .text p .span14 {
  font-size: 14px;
  text-align: left;
  font-weight: normal;
  margin-left: 0;
  color: #000;
}

.section_box {
  padding: 143px;
}
.section_box h3 {
  margin-bottom: 40px;
}
.section_box span {
  color: #1F3A6F;
  font-weight: bold;
  margin-left: 20px;
  margin-top: -6px;
  vertical-align: super;
}
.section_box .work_box {
  display: flex;
  justify-content: space-between;
}
.section_box .work_box .work_box_inner {
  width: 49%;
  background: #fff;
  box-shadow: 3px 3px 6px #aaa;
}
.section_box .work_box .work_box_inner img {
  width: 100%;
  box-shadow: 0px 3px 6px #aaa;
}
.section_box .work_box .work_box_inner .work_box_inner_box {
  padding: 30px;
}
.section_box .work_box .work_box_inner .work_box_inner_box .stext {
  color: #8E8E8E;
  font-size: 12px;
}
.section_box .work_box .work_box_inner .work_box_inner_box .mtext {
  height: 80px;
  color: #464646;
  font-size: 16px;
  margin: 10px 0;
}
.section_box .work_box .work_box_inner .work_box_inner_box .linK_p {
  border-top: rgba(112, 112, 112, 0.2) 1px solid;
  padding-top: 15px;
  text-align: right;
}
.section_box .work_box .work_box_inner .work_box_inner_box a {
  display: inline-block;
  width: 150px;
  height: 40px;
  border-radius: 30px;
  background-color: #1F3A6F;
  color: #fff;
  text-align: center;
  line-height: 40px;
  box-shadow: 3px 3px 6px #aaa;
  font-weight: bold;
}
.section_box .work_box .work_box_inner .work_box_inner_box a:hover {
  background-color: #8E8E8E;
}
.section_box .work_box .work_box_inner .work_box_inner_box h4 {
  font-size: 20px;
  font-weight: bold;
}
.section_box .work_box .work_box_inner .work_box_inner_box h4 span {
  font-size: 16px;
  color: #000;
  margin-left: 5px;
  margin-top: -6px;
  vertical-align: text-bottom;
}

.more_button {
  display: block;
  text-align: center;
  margin-top: 60px;
}
.more_button:hover {
  opacity: 0.7;
}

.section_box1 {
  background: #F2F2FB;
}

.section_box2 {
  background: #1F3A6F;
}
.section_box2 span {
  color: #fff;
}
.section_box2 .work_box .work_box_inner {
  width: 49%;
}

.section_box3 {
  text-align: center;
}
.section_box3 p {
  margin: 0 auto;
  text-align: left;
  max-width: 1080px;
  margin-bottom: 40px;
}
.section_box3 .about_img {
  width: 100%;
}

footer {
  background: #000;
  color: #fff;
  padding: 80px 143px;
  font-size: 18px;
}
footer a:hover {
  opacity: 0.7;
}
footer .l-footer__wrap {
  display: flex;
  justify-content: space-between;
}
footer .l-footer__wrap figure img {
  width: 143px;
}
footer .l-footer__wrap nav {
  display: flex;
  margin-bottom: 50px;
}
footer .l-footer__wrap nav ul {
  margin-left: 40px;
  display: flex;
}
footer .l-footer__wrap nav ul li {
  font-size: 16px;
  font-weight: normal;
  padding-left: 30px;
  margin-top: 10px;
}
footer .footer_under {
  display: flex;
  justify-content: space-between;
  margin-top: 60px;
}
footer .footer_under ul {
  display: flex;
}
footer .footer_under ul li {
  font-size: 14px;
  font-weight: normal;
}
footer .footer_under ul .policy:after {
  content: "|";
  display: inline-block;
  width: 50px;
  text-align: center;
}
footer .footer_under small {
  font-size: 12px;
}

@media screen and (min-width: 769px) {
  .hidden_pc {
    display: none;
  }

  .disp--SP {
    display: none;
  }
}
@media screen and (max-width: 768px) {
  .hidden_sp {
    display: none;
  }

  body {
    font-size: 15px;
    line-height: 1.5;
  }

  header {
    display: flex;
    justify-content: space-between;
    height: 90px;
    padding: 20px;
  }
  header h1.nav__logo img {
    width: 85px;
  }

  main {
    padding-top: 90px;
  }

  .nav__menu {
    display: none;
  }

  .nav__menu.active {
    display: block;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.85);
    text-align: center;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1;
  }
  .nav__menu.active ul {
    display: block;
    margin-top: 100px;
  }
  .nav__menu.active ul li {
    margin-left: 0;
    margin: 35px;
  }
  .nav__menu.active ul li a {
    color: #fff;
    font-size: 20px;
  }

  .trigger {
    z-index: 2;
  }

  .trigger svg {
    width: 35px;
    margin: 5px;
  }

  .line {
    transition: 1s;
  }

  .st0 {
    fill: #464646;
  }

  .st0.active {
    fill: #fff;
  }

  .active .line1 {
    transform: rotate(45deg) translateX(6px) translateY(-5px);
    transform-origin: top left;
  }

  .active .line3 {
    transform: rotate(-45deg) translateX(6px) translateY(5px);
    transform-origin: bottom left;
  }

  .active .line2 {
    opacity: 0;
  }

  .news_box {
    padding: 40px 20px;
    position: static;
  }
  .news_box h3 {
    position: static;
  }
  .news_box h3 img {
    width: 100px;
  }
  .news_box ul li {
    line-height: 1.7;
  }
  .news_box ul li time {
    margin-left: 0px;
  }

  .section_box_business {
    display: block;
    padding-right: 0px;
  }
  .section_box_business > img {
    width: 100%;
  }
  .section_box_business .text {
    margin-left: 0px;
    padding: 40px 20px;
  }
  .section_box_business .text span {
    margin-left: 0;
    font-size: 18px;
  }
  .section_box_business h3.p-top__news__head img {
    width: 80%;
  }

  .section_box {
    padding: 40px 20px;
  }
  .section_box span {
    margin-left: 0;
    font-size: 18px;
  }
  .section_box h3 {
    margin-bottom: 20px;
  }
  .section_box .work_box {
    display: block;
  }
  .section_box .work_box .work_box_inner {
    width: 100%;
    margin-bottom: 20px;
  }
  .section_box .work_box .work_box_inner .work_box_inner_box {
    padding: 20px;
  }
  .section_box .work_box .work_box_inner .work_box_inner_box .mtext {
    font-size: 15px;
    height: auto;
  }

  h3 img {
    width: 80%;
  }

  .more_button {
    margin-top: 20px;
  }
  .more_button img {
    width: 60%;
  }

  .section_box3 h3 img {
    width: 40%;
  }
  .section_box3 p {
    margin-bottom: 20px;
  }

  footer {
    padding: 40px 20px;
    font-size: 15px;
  }
  footer .l-footer__wrap {
    display: block;
  }
  footer .l-footer__wrap figure img {
    width: 85px;
  }
  footer .l-footer__wrap nav {
    display: block;
    padding: 20px 0;
    margin-bottom: 20px;
  }
  footer .l-footer__wrap nav ul {
    margin-left: 0px;
    display: block;
  }
  footer .l-footer__wrap nav ul li {
    padding: 5px 0;
  }
  footer .footer_under {
    margin-top: 20px;
    display: block;
  }
  footer .footer_under ul {
    display: block;
  }
  footer .footer_under ul .policy:after {
    display: none;
  }
  footer .footer_under ul li {
    font-size: 14px;
    margin-bottom: 8px;
  }
}