/* PC */
@media screen and (min-width: 769px) {
  .pc {
    display: block;
  }
  .sp {
    display: none;
  }
  /*-------------
base
-------------*/
  body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, form, input, p, blockquote, th, td {
    margin: 0;
    padding: 0;
  }
  img {
    border: 0;
    vertical-align: top;
  }
  body {
    background-color: #f3f3f6;
  }
  a {
    color: #696969;
    outline: none;
    text-decoration: none;
    font-size: 12px;
  }
  a:hover {
    text-decoration: none;
  }
  ul, ol {
    list-style: none;
  }
  .fLeft {
    float: left;
  }
  .clearfix:after {
    content: "";
    clear: both;
    display: block;
  }
  /*-------------
firefox fade対策
-------------*/
  img {
    box-shadow: #000 0 0 0;
  }
  img, x:-moz-any-link, x:default {
    box-shadow: #000 0 0 0;
  }
  /*-------------
fontstyle
-------------*/
  body {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 12px;
    line-height: 2.2;
    color: #282828;
    letter-spacing: 0;
    font-weight: 500;
    -webkit-text-size-adjust: 100%;
  }
  /*-------------
container
-------------*/
  #container {
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
  }
  #header {
    width: 100%;
    /*position: relative;
    z-index: 100;*/
  }
  #header_inner {
    width: 100%;
    height: 60px;
    background-color: #c2e4e4;
    /*position: fixed;
    z-index: 100;*/
  }
  h1.toplogo_left.clearfix {
    float: left;
    margin: 0 0 0 2%;
    padding: 0 0 0 0;
  }
  h1.toplogo_left.clearfix a {
    font-size: 18px;
    line-height: 60px;
    font-weight: 500;
    color: #006b6c;
  }
  a.top_right.clearfix {
    display: block;
    float: right;
    font-size: 12px;
    line-height: 60px;
    color: #006b6c;
    margin: 0 5% 0 0;
  }
  a.top_right.clearfix img {
    line-height: 60px;
    width: 10px;
    margin: 25px 0 0 6px;
  }
  a.top_right.clearfix:hover {
    text-decoration: underline;
  }
  /*-------------
menu
-------------*/
  #toggle {
    display: none;
  }
  /**
  Hamburger
**/
  .hamburger {
    position: absolute;
    top: 6.5em;
    right: 5%;
    margin-left: 0;
    margin-top: 0;
    width: 130px;
    height: 40px;
    z-index: 200;
  }
  #two {
    display: none;
    opacity: 0;
  }
  /**
Nav Styles
**/
  .nav {
    position: absolute;
    width: 100%;
    height: 400%;
    background-color: rgba(0, 158, 160, 0.9);
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
    transform: scale(0);
    z-index: 100;
  }
  .nav-wrapper {
    position: relative;
    overflow: hidden;
    overflow-y: auto;
    height: 100%;
    top: 0;
  }
  nav.menu {
    width: 100%;
    max-width: 1050px;
    height: 100%;
    overflow: hidden;
    margin: 0 auto;
  }
  nav.menu div {
    float: left;
    max-width: 500px;
    width: 40%;
  }
  nav.menu ul {
    width: 500px;
    float: right;
    overflow: hidden;
    padding: 0 0 0 0;
    margin: 150px 0 0 0;
  }
  nav.menu ul li {
    animation-duration: 2.0s;
    animation-name: slideIn;
    opacity: 1;
    margin: 0 0 10px 0;
  }
  @keyframes slideIn { /* ←追加 */
    from {
      opacity: 0;
    }
    to {
      opacity: 0.8;
    }
    0% {
      transform: translateY(180px);
      opacity: 0;
    }
    100% {
      transform: translateY(0);
    }
  }
  nav.menu ul li:nth-child(6), nav.menu ul li:nth-child(14), nav.menu ul li:nth-child(20), nav.menu ul li:nth-child(25) {
    border-bottom: dotted 1px #fff;
    padding: 0 0 10px 0;
    margin: 0 0 20px 0;
  }
  nav.menu ul li:nth-child(1) a, nav.menu ul li:nth-child(7) a, nav.menu ul li:nth-child(15) a, nav.menu ul li:nth-child(21) a {
    font-size: 20px;
    line-height: 25px;
    font-weight: 600;
    margin: 0 0 0 -110px;
  }
  nav.menu ul li a {
    display: block;
    color: #fff;
    font-size: 18px;
    line-height: 25px;
    font-weight: 400;
    letter-spacing: 0;
    padding: 0 0 5px 110px;
  }
  nav.menu ul li a img {
    display: block;
    width: 14px;
    float: right;
    margin: 0 50px 0 0;
  }
  nav.menu ul li a:hover {
    text-decoration: underline;
  }
  nav.menu ul li a img:hover {
    text-decoration: none;
  }
  nav.menu ul li:nth-child(26) {
    margin: 30px 0 0 0;
  }
  nav.menu ul li:nth-child(26) a {
    display: inline-block;
    padding: 0 0 0 0;
    margin: 0 20px 0 0;
  }
  nav.menu ul li:nth-child(26) a img {
    display: inline-block;
    width: 14px;
    float: none;
    margin: 7px 7px 0 0;
  }
  nav.menu ul li:nth-child(27) {
    margin: 30px 0 0 0;
  }
  nav.menu ul li:nth-child(27) a {
    display: inline-block;
    padding: 0 0 0 0;
    margin: 0 0 0 0;
  }
  nav.menu ul li:nth-child(27) a img {
    display: inline-block;
    width: 200px;
    float: none;
    margin: 0 0 0 0;
  }
  nav.menu ul li:nth-child(27) a:hover {
    opacity: 0.8;
  }
  #toggle:checked + .hamburger + .nav {
    top: 0;
    transform: scale(1);
  }
  #side {
    position: absolute;
    top: 150px;
    right: 0;
    z-index: 0;
  }
  #side:hover {
    opacity: 0.8;
  }
  /*-------------
main
-------------*/
  #main {
    width: 100%;
    margin: 30px 0 0 0;
    overflow: hidden;
  }
  .topbox1.clearfix {
    width: 1000px;
    position: relative;
    background-color: #fff;
    margin: 170px auto 20px auto;
  }
  .topbox1.clearfix h2 {
    position: absolute;
    top: -120px;
    left: 20px;
    z-index: 10;
  }
  .topmain {
    width: 600px;
    height: 500px;
    position: absolute;
    top: -55px;
    left: -180px;
  }
  video#js-video {
    border-radius: 20px;
    width: 600px;
    object-fit: contain;
    object-position: 0 0;
  }
  .topbox1.clearfix ul {
    width: 500px;
    float: right;
    overflow: hidden;
    padding: 0 0 0 0;
    margin: 50px 30px 0 0;
  }
  .topbox1.clearfix ul li {
    margin: 0 0 10px 0;
  }
  .topbox1.clearfix ul li:nth-child(6), .topbox1.clearfix ul li:nth-child(14), .topbox1.clearfix ul li:nth-child(20), .topbox1.clearfix ul li:nth-child(25) {
    border-bottom: dotted 1px #bcbcbc;
    padding: 0 0 10px 0;
    margin: 0 0 20px 0;
  }
  .topbox1.clearfix ul li:nth-child(1) a, .topbox1.clearfix ul li:nth-child(7) a, .topbox1.clearfix ul li:nth-child(15) a, .topbox1.clearfix ul li:nth-child(21) a {
    font-size: 20px;
    line-height: 25px;
    font-weight: 600;
    margin: 0 0 0 -110px;
  }
  .topbox1.clearfix ul li a {
    display: block;
    color: #142474;
    font-size: 18px;
    line-height: 25px;
    font-weight: 400;
    letter-spacing: 0;
    padding: 0 0 5px 110px;
  }
  .topbox1.clearfix ul li a img {
    display: block;
    width: 14px;
    float: right;
    margin: 0 50px 0 0;
  }
  .topbox1.clearfix ul li a:hover {
    text-decoration: underline;
  }
  .topbox1.clearfix ul li a img:hover {
    text-decoration: none;
  }
  ul#topbox1_under {
    width: 500px;
    float: right;
    overflow: hidden;
    padding: 0 0 0 0;
    margin: 30px 25px 0 0;
  }
  ul#topbox1_under li {
    float: left;
  }
  ul#topbox1_under li:nth-child(1) {
    width: 100px;
  }
  img#top_img2 {
    width: 100px;
    float: none;
    display: block;
    margin: 0 0 5px 0 !important;
    padding: 0;
  }
  ul#topbox1_under li:nth-child(1) a {
    color: #282828;
    font-size: 18px;
    line-height: 25px;
    font-weight: 500;
    margin: 0;
    padding: 0;
  }
  ul#topbox1_under li:nth-child(1) img {
    float: none;
    display: inline-block;
    margin: 7px 5px 0 0;
  }
  ul#topbox1_under li:nth-child(2) {
    width: 202px;
    margin: 0 0 0 70px;
  }
  .pagetop {
    display: none;
    position: fixed;
    bottom: 152px;
    right: 40px;
    z-index: 200;
  }
  /*-------------
footer
-------------*/
  #footer {
    clear: both;
    width: 100%;
    background-color: #25252b;
    color: #fff;
    padding: 30px 0 20px 0;
    margin: 0 auto;
  }
  .ft_middle {
    width: 1000px;
    margin: 0 auto;
    overflow: hidden;
  }
  .footer_list1 {
    width: 450px;
    float: left;
    overflow: hidden;
    margin: 0 0 0 50px;
  }
  .footer_list1 li:nth-child(1) {
    font-size: 20px;
    line-height: 30px;
    font-weight: 600;
    margin: 0 0 0 0;
  }
  .footer_list1 li:nth-child(2) {
    font-size: 15px;
    line-height: 30px;
    font-weight: 400;
  }
  .footer_list1 li:nth-child(3) {
    font-size: 20px;
    line-height: 40px;
    font-weight: 600;
    margin: 0 0 0 0;
  }
  .footer_list1 li:nth-child(3) span {
    font-size: 25px;
    line-height: 40px;
    margin: 0 10px 0 0;
  }
  .footer_list2 {
    width: 450px;
    float: left;
    overflow: hidden;
    margin: 0 0 0 50px;
  }
  .footer_list2 li:nth-child(1) {
    width: 200px;
    float: left;
    margin: 0 0 0 0;
  }
  .footer_list2 li:nth-child(1):hover {
    opacity: 0.8;
  }
  .footer_list2 li:nth-child(2) {
    float: left;
    margin: 0 0 0 25px;
  }
  .footer_list2 li:nth-child(2) a {
    color: #fff;
    font-size: 12px;
    line-height: 35px;
    font-weight: 400;
  }
  .footer_list2 li:nth-child(2) a:hover {
    text-decoration: underline;
  }
  img.footer_img {
    width: 22px;
    margin: 10px 7px 0 0;
  }
  img.arrow_bottom {
    width: 11px;
    margin: 12px 0 0 7px;
  }
  .ft_middle p {
    width: 330px;
    font-size: 12px;
    color: #878796;
    margin: 70px 0 0 auto;
  }
}
/* Tablet */
@media screen and (max-width: 768px) {
  .pc {
    display: none;
  }
  .sp {
    display: block;
  }
  * {
    margin: 0;
    padding: 0;
  }
  *::after, * {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
  }
  /*-------------
base
-------------*/
  body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, form, input, p, blockquote, th, td {
    margin: 0;
    padding: 0;
  }
  img {
    border: 0;
    vertical-align: top;
    width: 100%;
  }
  body {
    background-color: #f3f3f6;
  }
  a {
    color: #323232;
    outline: none;
    text-decoration: none;
    font-size: 12px;
  }
  a:hover {
    text-decoration: none;
  }
  ul, ol {
    list-style: none;
  }
  .fLeft {
    float: left;
  }
  .clearfix:after {
    content: "";
    clear: both;
    display: block;
  }
  /*-------------
firefox fade対策
-------------*/
  img {
    box-shadow: #000 0 0 0;
  }
  img, x:-moz-any-link, x:default {
    box-shadow: #000 0 0 0;
  }
  /*-------------
fontstyle
-------------*/
  body {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 12px;
    line-height: 2.2;
    color: #282828;
    letter-spacing: 0;
    font-weight: 500;
    -webkit-text-size-adjust: 100%;
  }
  /*-------------
container
-------------*/
  #container {
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
  }
  #header {
    width: 100%;
    /*position: relative;
    z-index: 100;*/
  }
  #header_inner {
    width: 100%;
    height: 50px;
    margin: 0 auto;
    overflow: hidden;
    background-color: #c2e4e4;
    /*position: fixed;
    z-index: 100;*/
  }
  h1.toplogo_left.clearfix {
    max-width: 200px;
    line-height: 12px;
    margin: 5px 0 0 2%;
    padding: 0 0 0 0;
  }
  h1.toplogo_left.clearfix a {
    font-size: 12px;
    line-height: 12px;
    font-weight: 500;
    color: #006b6c;
  }
  /*-------------
menu
-------------*/
  #toggle {
    display: none;
  }
  /**
  Hamburger
**/
  .hamburger {
    position: absolute;
    top: 0.8em;
    right: 2%;
    margin-left: 0;
    margin-top: 0;
    width: 100px;
    height: 32px;
    z-index: 200;
  }
  #two {
    display: none;
    opacity: 0;
  }
  /**
Nav Styles
**/
  .nav {
    position: absolute;
    width: 100%;
    height: 200%;
    background-color: rgba(0, 158, 160, 0.9);
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
    transform: scale(0);
    z-index: 100;
    padding: 0 0 50px 0;
  }
  .nav-wrapper {
    position: relative;
    overflow: hidden;
    overflow-y: auto;
    height: 100%;
    top: 0;
  }
  nav.menu {
    width: 95%;
    height: auto;
    text-align: left;
    margin: 0 auto;
    overflow: hidden;
  }
  nav.menu div {
    float: none;
    max-width: 500px;
    width: 30%;
  }
  nav.menu ul {
    width: 100%;
    max-width: 500px;
    overflow: hidden;
    margin: 20px auto 0 auto;
  }
  nav.menu ul li {
    animation-duration: 2.0s;
    animation-name: slideIn;
    opacity: 1;
    margin: 0 0 10px 0;
  }
  @keyframes slideIn { /* ←追加 */
    from {
      opacity: 0;
    }
    to {
      opacity: 0.8;
    }
    0% {
      transform: translateY(180px);
      opacity: 0;
    }
    100% {
      transform: translateY(0);
    }
  }
  nav.menu ul li:nth-child(6), nav.menu ul li:nth-child(14), nav.menu ul li:nth-child(20), nav.menu ul li:nth-child(25) {
    border-bottom: dotted 1px #fff;
    padding: 0 0 10px 0;
    margin: 0 0 20px 0;
  }
  nav.menu ul li:nth-child(1) a, nav.menu ul li:nth-child(7) a, nav.menu ul li:nth-child(15) a, nav.menu ul li:nth-child(21) a {
    font-size: 16px;
    line-height: 25px;
    font-weight: 600;
    margin: 0 0 0 -50px;
  }
  nav.menu ul li a {
    display: block;
    color: #fff;
    font-size: 14px;
    line-height: 20px;
    font-weight: 400;
    letter-spacing: 0;
    padding: 0 0 5px 50px;
  }
  nav.menu ul li a img {
    display: block;
    width: 14px;
    float: right;
    margin: 4px 15px 0 0;
  }
  nav.menu ul li a:hover {
    text-decoration: underline;
  }
  nav.menu ul li a img:hover {
    text-decoration: none;
  }
  nav.menu ul li:nth-child(26) {
    margin: 30px 0 0 0;
  }
  nav.menu ul li:nth-child(26) a {
    display: inline-block;
    padding: 0 0 0 0;
    margin: 0 20px 0 0;
  }
  nav.menu ul li:nth-child(26) a img {
    display: inline-block;
    width: 14px;
    float: none;
    margin: 7px 7px 0 0;
  }
  nav.menu ul li:nth-child(27) {
    margin: 30px 0 0 0;
  }
  nav.menu ul li:nth-child(27) a {
    display: inline-block;
    padding: 0 0 0 0;
    margin: 0 0 0 0;
  }
  nav.menu ul li:nth-child(27) a img {
    display: inline-block;
    width: 200px;
    float: none;
    margin: 0 0 0 0;
  }
  nav.menu ul li:nth-child(27) a:hover {
    opacity: 0.8;
  }
  #toggle:checked + .hamburger + .nav {
    top: 0;
    transform: scale(1);
  }
  #side {
    position: absolute;
    width: 40px;
    top: 200px;
    right: 0;
    z-index: 0;
  }
  #side:hover {
    opacity: 0.8;
  }
  /*-------------
main
-------------*/
  #main {
    width: 100%;
    margin: 20px auto 0 auto;
    overflow: hidden;
  }
  .topbox1.clearfix {
    width: 95%;
    background-color: #fff;
    padding: 20px 0;
    margin: 0 auto 20px auto;
  }
  .topbox1.clearfix h2 {
    width: 95%;
    max-width: 973px;
    margin: 0 auto;
    /*position: absolute; */
    /* top: -120px; */
    /* left: 20px; */
    /* z-index: 10; */
  }
  .topmain {
    max-width: 500px;
    height: auto;
    /*position: absolute;
    top: 0;
    left: 0;
    z-index: -10;*/
    margin: 15px auto;
  }
  video#js-video {
    border-radius: 20px;
    max-width: 500px;
    object-fit: contain;
    object-position: 0 0;
  }
  .topbox1.clearfix ul {
    max-width: 500px;
    width: 95%;
    float: none;
    overflow: hidden;
    padding: 0 0 0 0;
    margin: 20px auto 0 auto;
  }
  .topbox1.clearfix ul li {
    margin: 0 0 10px 0;
  }
  .topbox1.clearfix ul li:nth-child(6), .topbox1.clearfix ul li:nth-child(14), .topbox1.clearfix ul li:nth-child(20), .topbox1.clearfix ul li:nth-child(25) {
    border-bottom: dotted 1px #bcbcbc;
    padding: 0 0 10px 0;
    margin: 0 0 20px 0;
  }
  .topbox1.clearfix ul li:nth-child(1) a, .topbox1.clearfix ul li:nth-child(7) a, .topbox1.clearfix ul li:nth-child(15) a, .topbox1.clearfix ul li:nth-child(21) a {
    font-size: 16px;
    line-height: 25px;
    font-weight: 600;
    margin: 0 0 0 -40px;
  }
  .topbox1.clearfix ul li a {
    display: block;
    color: #142474;
    font-size: 14px;
    line-height: 20px;
    font-weight: 400;
    letter-spacing: 0;
    padding: 0 0 5px 30px;
  }
  .topbox1.clearfix ul li a img {
    display: block;
    width: 14px;
    float: right;
    margin: 4px 15px 0 0;
  }
  .topbox1.clearfix ul li a:hover {
    text-decoration: underline;
  }
  .topbox1.clearfix ul li a img:hover {
    text-decoration: none;
  }
  ul#topbox1_under {
    max-width: 500px;
    float: none;
    overflow: hidden;
    padding: 0 0 0 0;
    margin: 20px auto 0 auto;
  }
  ul#topbox1_under li {
    float: left;
  }
  ul#topbox1_under li:nth-child(1) {
    width: 80px;
  }
  img#top_img2 {
    width: 80px;
    float: none;
    display: block;
    margin: 0 0 5px 0 !important;
    padding: 0;
  }
  ul#topbox1_under li:nth-child(1) a {
    color: #282828;
    font-size: 15px;
    line-height: 25px;
    font-weight: 500;
    margin: 0;
    padding: 0;
  }
  ul#topbox1_under li:nth-child(1) img {
    float: none;
    display: inline-block;
    margin: 7px 5px 0 0;
  }
  ul#topbox1_under li:nth-child(2) {
    width: 160px;
    margin: 0 0 0 20px;
  }
  /*-------------
footer
-------------*/
  #footer {
    clear: both;
    width: 100%;
    background-color: #25252b;
    color: #fff;
    text-align: center;
    padding: 20px 0 20px 0;
    margin: 0 auto;
  }
  .ft_middle {
    width: 95%;
    margin: 0 auto;
    overflow: hidden;
  }
  .footer_list1 {
    max-width: 450px;
    float: none;
    overflow: hidden;
    margin: 0 auto;
  }
  .footer_list1 li:nth-child(1) {
    font-size: 18px;
    line-height: 30px;
    font-weight: 600;
    margin: 0 0 0 0;
  }
  .footer_list1 li:nth-child(2) {
    font-size: 12px;
    line-height: 26px;
    font-weight: 400;
  }
  .footer_list1 li:nth-child(3) {
    font-size: 15px;
    line-height: 22px;
    font-weight: 600;
    margin: 0 0 20px 0;
  }
  .footer_list1 li:nth-child(3) span {
    display: block;
    font-size: 20px;
    line-height: 30px;
    margin: 0 0 0 0;
  }
  .footer_list2 {
    max-width: 450px;
    float: none;
    overflow: hidden;
    margin: 0 auto;
  }
  .footer_list2 li:nth-child(1) {
    width: 200px;
    float: none;
    margin: 0 auto;
  }
  .footer_list2 li:nth-child(2) {
    float: none;
    margin: 5px auto;
  }
  .footer_list2 li:nth-child(2) a {
    color: #fff;
    font-size: 12px;
    line-height: 35px;
    font-weight: 400;
  }
  .footer_list2 li:nth-child(2) a:hover {
    text-decoration: underline;
  }
  img.footer_img {
    width: 22px;
    margin: 10px 7px 0 0;
  }
  img.arrow_bottom {
    width: 11px;
    margin: 12px 0 0 7px;
  }
  .ft_middle p {
    max-width: 330px;
    font-size: 12px;
    line-height: 20px;
    color: #878796;
    margin: 30px auto 0 auto;
  }
}
/* SP */
@media screen and (max-width: 480px) {
  .pc {
    display: none;
  }
  .sp {
    display: block;
  }
  * {
    margin: 0;
    padding: 0;
  }
  *::after, * {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
  }
  /*-------------
base
-------------*/
  body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, form, input, p, blockquote, th, td {
    margin: 0;
    padding: 0;
  }
  img {
    border: 0;
    vertical-align: top;
    width: 100%;
  }
  body {
    background-color: #f3f3f6;
  }
  a {
    color: #323232;
    outline: none;
    text-decoration: none;
    font-size: 12px;
  }
  a:hover {
    text-decoration: none;
  }
  ul, ol {
    list-style: none;
  }
  .fLeft {
    float: left;
  }
  .clearfix:after {
    content: "";
    clear: both;
    display: block;
  }
  /*-------------
firefox fade対策
-------------*/
  img {
    box-shadow: #000 0 0 0;
  }
  img, x:-moz-any-link, x:default {
    box-shadow: #000 0 0 0;
  }
  /*-------------
fontstyle
-------------*/
  body {
    font-family: "Noto Sans JP", sans-serif;
    font-size: 12px;
    line-height: 2.2;
    color: #282828;
    letter-spacing: 0;
    font-weight: 500;
    -webkit-text-size-adjust: 100%;
  }
  /*-------------
container
-------------*/
  #container {
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
  }
  #header {
    width: 100%;
    /*position: relative;
    z-index: 100;*/
  }
  #header_inner {
    width: 100%;
    height: 50px;
    margin: 0 auto;
    overflow: hidden;
    background-color: #c2e4e4;
    /*position: fixed;
    z-index: 100;*/
  }
  h1.toplogo_left.clearfix {
    max-width: 200px;
    line-height: 12px;
    margin: 5px 0 0 2%;
    padding: 0 0 0 0;
  }
  h1.toplogo_left.clearfix a {
    font-size: 12px;
    line-height: 12px;
    font-weight: 500;
    color: #006b6c;
  }
  /*-------------
menu
-------------*/
  #toggle {
    display: none;
  }
  /**
  Hamburger
**/
  .hamburger {
    position: absolute;
    top: 0.8em;
    right: 2%;
    margin-left: 0;
    margin-top: 0;
    width: 100px;
    height: 32px;
    z-index: 200;
  }
  #two {
    display: none;
    opacity: 0;
  }
  /**
Nav Styles
**/
  .nav {
    position: absolute;
    width: 100%;
    height: 200%;
    background-color: rgba(0, 158, 160, 0.9);
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
    transform: scale(0);
    z-index: 100;
    padding: 0 0 50px 0;
  }
  .nav-wrapper {
    position: relative;
    overflow: hidden;
    overflow-y: auto;
    height: 100%;
    top: 0;
  }
  nav.menu {
    width: 95%;
    height: auto;
    text-align: left;
    margin: 0 auto;
    overflow: hidden;
  }
  nav.menu div {
    float: none;
    max-width: 500px;
    width: 50%;
  }
  nav.menu ul {
    width: 100%;
    overflow: hidden;
    margin: 20px 0 0 0;
  }
  nav.menu ul li {
    animation-duration: 2.0s;
    animation-name: slideIn;
    opacity: 1;
    margin: 0 0 10px 0;
  }
  @keyframes slideIn { /* ←追加 */
    from {
      opacity: 0;
    }
    to {
      opacity: 0.8;
    }
    0% {
      transform: translateY(180px);
      opacity: 0;
    }
    100% {
      transform: translateY(0);
    }
  }
  nav.menu ul li:nth-child(6), nav.menu ul li:nth-child(14), nav.menu ul li:nth-child(20), nav.menu ul li:nth-child(25) {
    border-bottom: dotted 1px #fff;
    padding: 0 0 10px 0;
    margin: 0 0 20px 0;
  }
  nav.menu ul li:nth-child(1) a, nav.menu ul li:nth-child(7) a, nav.menu ul li:nth-child(15) a, nav.menu ul li:nth-child(21) a {
    font-size: 16px;
    line-height: 25px;
    font-weight: 600;
    margin: 0 0 0 -50px;
  }
  nav.menu ul li a {
    display: block;
    color: #fff;
    font-size: 14px;
    line-height: 20px;
    font-weight: 400;
    letter-spacing: 0;
    padding: 0 0 5px 50px;
  }
  nav.menu ul li a img {
    display: block;
    width: 14px;
    float: right;
    margin: 4px 15px 0 0;
  }
  nav.menu ul li a:hover {
    text-decoration: underline;
  }
  nav.menu ul li a img:hover {
    text-decoration: none;
  }
  nav.menu ul li:nth-child(26) {
    margin: 30px 0 0 0;
  }
  nav.menu ul li:nth-child(26) a {
    display: inline-block;
    padding: 0 0 0 0;
    margin: 0 20px 0 0;
  }
  nav.menu ul li:nth-child(26) a img {
    display: inline-block;
    width: 14px;
    float: none;
    margin: 7px 7px 0 0;
  }
  nav.menu ul li:nth-child(27) {
    margin: 30px 0 0 0;
  }
  nav.menu ul li:nth-child(27) a {
    display: inline-block;
    padding: 0 0 0 0;
    margin: 0 0 0 0;
  }
  nav.menu ul li:nth-child(27) a img {
    display: inline-block;
    width: 200px;
    float: none;
    margin: 0 0 0 0;
  }
  nav.menu ul li:nth-child(27) a:hover {
    opacity: 0.8;
  }
  #toggle:checked + .hamburger + .nav {
    top: 0;
    transform: scale(1);
  }
  #side {
    position: absolute;
    width: 40px;
    top: 200px;
    right: 0;
    z-index: 0;
  }
  #side:hover {
    opacity: 0.8;
  }
  /*-------------
main
-------------*/
  #main {
    width: 100%;
    margin: 20px auto 0 auto;
    overflow: hidden;
  }
  .topbox1.clearfix {
    width: 95%;
    background-color: #fff;
    padding: 20px 0;
    margin: 0 auto 20px auto;
  }
  .topbox1.clearfix h2 {
    width: 95%;
    max-width: 973px;
    margin: 0 auto;
    /*position: absolute; */
    /* top: -120px; */
    /* left: 20px; */
    /* z-index: 10; */
  }
  .topmain {
    max-width: 500px;
    height: auto;
    /*position: absolute;
    top: 0;
    left: 0;
    z-index: -10;*/
  }
  video#js-video {
    border-radius: 20px;
    max-width: 500px;
    object-fit: contain;
    object-position: 0 0;
  }
  .topbox1.clearfix ul {
    max-width: 500px;
    width: 95%;
    float: none;
    overflow: hidden;
    padding: 0 0 0 0;
    margin: 20px auto 0 auto;
  }
  .topbox1.clearfix ul li {
    margin: 0 0 10px 0;
  }
  .topbox1.clearfix ul li:nth-child(6), .topbox1.clearfix ul li:nth-child(14), .topbox1.clearfix ul li:nth-child(20), .topbox1.clearfix ul li:nth-child(25) {
    border-bottom: dotted 1px #bcbcbc;
    padding: 0 0 10px 0;
    margin: 0 0 20px 0;
  }
  .topbox1.clearfix ul li:nth-child(1) a, .topbox1.clearfix ul li:nth-child(7) a, .topbox1.clearfix ul li:nth-child(15) a, .topbox1.clearfix ul li:nth-child(21) a {
    font-size: 16px;
    line-height: 25px;
    font-weight: 600;
    margin: 0 0 0 -40px;
  }
  .topbox1.clearfix ul li a {
    display: block;
    color: #142474;
    font-size: 14px;
    line-height: 20px;
    font-weight: 400;
    letter-spacing: 0;
    padding: 0 0 5px 30px;
  }
  .topbox1.clearfix ul li a img {
    display: block;
    width: 14px;
    float: right;
    margin: 4px 15px 0 0;
  }
  .topbox1.clearfix ul li a:hover {
    text-decoration: underline;
  }
  .topbox1.clearfix ul li a img:hover {
    text-decoration: none;
  }
  ul#topbox1_under {
    max-width: 500px;
    float: none;
    overflow: hidden;
    padding: 0 0 0 0;
    margin: 20px auto 0 auto;
  }
  ul#topbox1_under li {
    float: left;
  }
  ul#topbox1_under li:nth-child(1) {
    width: 80px;
  }
  img#top_img2 {
    width: 80px;
    float: none;
    display: block;
    margin: 0 0 5px 0 !important;
    padding: 0;
  }
  ul#topbox1_under li:nth-child(1) a {
    color: #282828;
    font-size: 15px;
    line-height: 25px;
    font-weight: 500;
    margin: 0;
    padding: 0;
  }
  ul#topbox1_under li:nth-child(1) img {
    float: none;
    display: inline-block;
    margin: 7px 5px 0 0;
  }
  ul#topbox1_under li:nth-child(2) {
    width: 160px;
    margin: 0 0 0 20px;
  }
  /*-------------
footer
-------------*/
  #footer {
    clear: both;
    width: 100%;
    background-color: #25252b;
    color: #fff;
    text-align: center;
    padding: 20px 0 20px 0;
    margin: 0 auto;
  }
  .ft_middle {
    width: 95%;
    margin: 0 auto;
    overflow: hidden;
  }
  .footer_list1 {
    max-width: 450px;
    float: none;
    overflow: hidden;
    margin: 0 auto;
  }
  .footer_list1 li:nth-child(1) {
    font-size: 18px;
    line-height: 30px;
    font-weight: 600;
    margin: 0 0 0 0;
  }
  .footer_list1 li:nth-child(2) {
    font-size: 12px;
    line-height: 26px;
    font-weight: 400;
  }
  .footer_list1 li:nth-child(3) {
    font-size: 15px;
    line-height: 22px;
    font-weight: 600;
    margin: 0 0 20px 0;
  }
  .footer_list1 li:nth-child(3) span {
    display: block;
    font-size: 20px;
    line-height: 30px;
    margin: 0 0 0 0;
  }
  .footer_list2 {
    max-width: 450px;
    float: none;
    overflow: hidden;
    margin: 0 auto;
  }
  .footer_list2 li:nth-child(1) {
    width: 200px;
    float: none;
    margin: 0 auto;
  }
  .footer_list2 li:nth-child(2) {
    float: none;
    margin: 5px auto;
  }
  .footer_list2 li:nth-child(2) a {
    color: #fff;
    font-size: 12px;
    line-height: 35px;
    font-weight: 400;
  }
  .footer_list2 li:nth-child(2) a:hover {
    text-decoration: underline;
  }
  img.footer_img {
    width: 22px;
    margin: 10px 7px 0 0;
  }
  img.arrow_bottom {
    width: 11px;
    margin: 12px 0 0 7px;
  }
  .ft_middle p {
    max-width: 330px;
    font-size: 12px;
    line-height: 20px;
    color: #878796;
    margin: 30px auto 0 auto;
  }
}