@charset "UTF-8";
header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  height: 147px;
  background-color: #fff;
  z-index: 9999;
  box-shadow: 0 0 10px #aaa;
}
header h1 {
  margin: 0;
  width: 270px;
  position: absolute;
  top: 10px;
  left: 2%;
}
header h1 img {
  width: 100%;
}
/*----------------ナビ　メイン----------------*/
header .nav_box {
  width: 100%;
  background-color: #eee;
  position: absolute;
  top: 85px;
  left: 0;
}
header .nav_box nav ul {
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: center;
}
header .nav_box nav ul li {
  position: relative;
}
header .nav_box nav ul li:before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 1px;
  height: 18px;
  margin: auto;
  background-color: #aaa;
}
header .nav_box nav ul li:last-child:after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: 1px;
  height: 18px;
  margin: auto;
  background-color: #aaa;
}
header .nav_box nav ul li a {
  display: block;
  text-decoration: none;
  color: #000;
  padding: 20px 20px;
  width: 100%;
}
header .nav_box nav ul li a:hover {
  opacity: 1;
}
header .nav_box nav ul li a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: #0078c2;
  transition: all .3s;
  transform: scale(0, 1);
  transform-origin: center top;
}
header .nav_box nav ul li.current a:after, header .nav_box nav ul li a:hover:after {
  transform: scale(1, 1);
}
header .nav_box .sp_nav {
  display: none;
}
header .nav_sub_box {
  position: absolute;
  top: 0;
  right: 0;
}
header .nav_sub_box nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
header .nav_sub_box nav ul li.en a {
  display: block;
  text-decoration: none;
  color: #0078c2;
  margin: 0 25px;
  width: 110px;
  font-size: 14px;
  text-align: center;
  border: solid 1px #0078c2;
  border-radius: 50px;
  padding: 4px 0 5px;
}
header .nav_sub_box nav ul li.en i {
  margin-right: 5px;
}
header .nav_sub_box nav ul li.en a:hover {
  opacity: 1;
  color: #fff;
  background-color: #0078c2;
}
header .nav_sub_box nav ul li.link.youtube {
  width: 90px;
}
header .nav_sub_box nav ul li.link.youtube img {
  width: 100%;
  vertical-align: bottom;
}
header .nav_sub_box nav ul li.link.bosai {
  width: 230px;
}
header .nav_sub_box nav ul li.link.bosai img {
  width: 100%;
  vertical-align: bottom;
}
/*----------------トグル----------------*/
.nav-toggle {
  display: none;
}
@media screen and (max-width:1050px) {
  header {
    height: 60px;
  }
  header h1 {
    width: 150px;
    position: absolute;
    top: 13px;
    left: 3%;
  }
  header .nav_box .pc_nav {
    display: none;
  }
  header .nav_box .sp_nav {
    display: block;
  }
  /*----------------ナビ　メイン----------------*/
  header .nav_box {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    margin: auto;
    width: 100%;
    height: 100vh;
    background-color: #555;
    display: none;
  }
  header .nav_box nav {
    height: 80%;
    overflow-x: hidden;
    overflow-y: scroll;
    -webkit-overflow-scrolling: touch;
    padding: 0 10%;
  }
  header .nav_box nav ul {
    display: block;
  }
  header .nav_box nav ul li {
    position: static;
  }
  header .nav_box nav ul li:before {
    display: none;
  }
  header .nav_box nav ul li:last-child:after {
    display: none;
  }
  header .nav_box nav ul li a:hover {
    opacity: 1;
    color: #e83a4d;
  }
  header .nav_box nav ul li a:hover:before {
    display: none;
  }
  header .nav_box nav ul li ul {
    display: none;
    margin: 15px 15px;
  }
  header .nav_box nav ul li p {
    margin: 0;
  }
  header .nav_box nav ul li p a {
    color: #fff;
    padding: 15px 0;
    border-bottom: solid 1px #777;
    position: relative;
  }
  header .nav_box nav ul li ul li a {
    color: #ccc;
    font-size: 15px;
    padding: 7.5px 0;
  }
  header nav ul li p i {
    font-size: 12px;
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translate(0, -50%);
  }
  header .nav_box nav ul li p.toggle a {
    pointer-events: none;
  }
  header .nav_box nav ul li p.toggle {
    position: relative;
    cursor: pointer;
  }
  header .nav_box nav ul li p.toggle .plus {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    display: block;
  }
  header .nav_box nav ul li p.toggle .plus:before, header .nav_box nav ul li p.toggle .plus:after {
    display: block;
    content: '';
    background-color: #ccc;
    position: absolute;
    width: 15px;
    height: 2px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  header .nav_box nav ul li p.toggle .plus:before {
    width: 2px;
    height: 15px;
  }
  header .nav_box nav ul li p.toggle.active .plus:before {
    content: normal;
  }
  header nav .link a {
    display: block;
    text-decoration: none;
    border: none !important;
    margin: 20px auto;
  }
  header nav .link a:hover {
    opacity: 0.8 !important;
    color: #fff !important;
  }
  header nav .link.youtube a {
    text-align: center;
    background-color: #fff;
    border-radius: 50px;
    padding: 20px 0;
  }
  header nav .link.youtube a img {
    width: 120px;
    vertical-align: bottom;
  }
  header nav .link.bosai a {
    text-align: center;
    background-color: #fff;
    border-radius: 50px;
    padding: 5px 0;
  }
  header nav .link.bosai a img {
    width: 200px;
    vertical-align: bottom;
  }
  header .nav_box nav ul li.sp {
    display: block;
  }
  header .nav_sub_box {
    position: absolute;
    top: 16px;
    right: 85px;
  }
  header .nav_sub_box nav ul li.en a {
    margin: 0;
    width: 100px;
    font-size: 13px;
  }
  header .nav_sub_box nav ul li.link {
    display: none;
  }
  /*----------------トグル----------------*/
  .nav-toggle {
    display: block;
    position: fixed;
    top: 0;
    right: 0;
    width: 70px;
    height: 60px;
    cursor: pointer;
    background-color: #555;
    z-index: 9999;
    overflow: hidden;
  }
  .nav-toggle span {
    display: block;
    position: absolute;
    height: 2px;
    width: 30px;
    background-color: #fff;
    left: 20px;
    -webkit-transition: .35s ease-in-out;
    -moz-transition: .35s ease-in-out;
    transition: .35s ease-in-out;
  }
  .nav-toggle span:nth-child(1) {
    top: 18px;
  }
  .nav-toggle span:nth-child(2) {
    top: 28px;
  }
  .nav-toggle span:nth-child(3) {
    top: 38px;
  }
  .open .nav-toggle span:nth-child(1) {
    top: 28px;
    transform: rotate(-45deg);
  }
  .open .nav-toggle span:nth-child(2) {
    left: 50%;
    opacity: 0;
    animation: active-menu-bar02 .8s forwards;
  }
  .open .nav-toggle span:nth-child(3) {
    top: 28px;
    transform: rotate(45deg);
  }
  .open .nav_box {
    display: block;
    animation-duration: 0.6s;
    animation-name: fade-in;
  }
  @keyframes fade-in {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }
}