@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500&family=Noto+Serif+JP:wght@400;500;700&display=swap');

body {
  font-size: 14px;
  font-family: 'Noto Serif JP', serif;
  letter-spacing: 0.05em;
  line-height: 1.7;
  min-width: 1200px;
  color: #000;
  background: #fff;
}

img {
  max-width: 100%;
}

a {
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.pc {
  display: block;
}

.sp {
  display: none;
}

.gothic {
  font-family: 'Noto Sans JP', sans-serif;
}

.nav {
  padding: 20px 0;
  font-size: 16px;
  width: 100%;
  color: #fff;
}

.nav .nav_inner {
  margin: auto;
  padding: 0;
  height: 50px;
  position: relative;
}

h1 img {
  display: block;
}

.nav h1 {
  margin-right: 90px;
  position: absolute;
  position: absolute;
  top: 50%;
  left: 90px;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
}

.nav ul {
  line-height: 1;
  position: absolute;
  right: 90px;
  font-weight: normal;
}

.nav .head {
  top: 0;
  font-size: 13px;
}

.nav .bottom {
  bottom: 6px;
  font-size: 16px;
}

.nav li {
  float: left;
  -webkit-transform: skewX(150deg);
  -moz-transform: skewX(150deg);
  transform: skewX(150deg);
  border-right: 1px solid #fff;
}

.nav li:last-child {
  margin-right: 0;
  border-right: none;
}

.nav li a {
  vertical-align: middle;
  display: block;
  transform: skewX(-150deg);
  padding: 0 20px;
}

.nav li:last-child a {
  padding: 0 0 0 20px;
}

.sp_nav {
  display: none;
}

#btnTop {
  position: fixed;
  bottom: 30%;
  right: 20px;
  z-index: 1;
}

#btnTop a {
  width: auto;
  padding: 0;
  height: auto;
  background: none;
  border: none;
}

#footer {
  background: url(../img/common/footer.jpg) no-repeat top center;
  height: 510px;
  position: relative;
}

#footer .inner {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  text-align: center;
}

#footer .nav {
  padding: 10px 0;
  margin: 0 0 100px;
  color: #fff;
  background-color: transparent;
  position: relative;
}

#footer .nav ul {
  line-height: 1;
  position: absolute;
  top: 0;
  left: 50%;
  right: inherit;
  transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  font-weight: normal;
}

#footer .nav li {
  border-right: 1px solid #fff;
}

#footer .nav li:last-child {
  margin-right: 0;
  border-right: none;
}

.footer_logo {
  margin: 0 0 25px;
}

#footer p {
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.075em;
}

@media screen and (max-width: 767px) {
  body {
    font-size: 12px;
    line-height: 1.5;
    min-width: unset;
  }

  img {
    max-width: 100%;
  }

  a {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
  }

  .pc {
    display: none !important;
  }

  .sp {
    display: block !important;
  }

  .gothic {
    font-family: 'Noto Sans JP', sans-serif;
  }

  .nav {
    padding: 0;
    font-size: 16px;
    width: 100%;
    color: #fff;
    position: fixed;
    z-index: 10;
  }

  .nav .nav_inner {
    margin: 0 auto;
    padding: 0;
    height: 40px;
    position: relative;
    width: 86%;
  }

  #menu-btn {
    display: block;
    position: absolute;
    top: 50%;
    right: 0%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    width: 25px;
    height: 20px;
    cursor: pointer;
    z-index: 3;
    text-align: center;
  }

  #menu-btn span {
    display: block;
    position: absolute;
    width: 100%;
    border-bottom: solid 3px #fff;
    -webkit-transition: .25s ease-in-out;
    -moz-transition: .25s ease-in-out;
    transition: .25s ease-in-out;
    left: 0;
    border-radius: 10px;
  }

  #menu-btn span:nth-child(1) {
    top: 0;
  }

  #menu-btn span:nth-child(2) {
    top: 8px;
  }

  #menu-btn span:nth-child(3) {
    bottom: 0;
  }

  #menu-btn.active span:nth-child(1) {
    top: 8px;
    left: 0;
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    transform: rotate(-45deg);
  }

  #menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  #menu-btn.active span:nth-child(3) {
    bottom: 9px;
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    transform: rotate(45deg);
  }

  .nav h1 {
    margin-right: 0;
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    width: 47%;
  }

  .nav ul {
    line-height: 1;
    position: absolute;
    font-weight: normal;
  }

  .nav .head {
    top: 50%;
    right: 13%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    font-size: 12px;
  }

  .nav .bottom {
    display: none;
  }

  .nav li {
    float: left;
    -webkit-transform: skewX(150deg);
    -moz-transform: skewX(150deg);
    transform: skewX(150deg);
    border-right: 1px solid #fff;
  }

  .nav li:last-child {
    margin-right: 0;
    border-right: none;
  }

  .nav li a {
    vertical-align: middle;
    display: block;
    transform: skewX(-150deg);
    padding: 0 10px;
  }

  .nav li:last-child a {
    padding: 0 0 0 10px;
  }

  .sp_nav {
    display: none;
  }

  .sp_nav.active {
    display: block;
    opacity: 1;
    animation-duration: 1s;
    animation-name: fade-in;
    -moz-animation-duration: 1s;
    -moz-animation-name: fade-in;
    -webkit-animation-duration: 1s;
    -webkit-animation-name: fade-in;
    position: relative;
    z-index: 1;
  }

  .sp_nav.active ul {
    background-color: #00284d;
    width: 100%;
    right: 0;
    text-align: center;
    font-size: 14px;
  }

  .sp_nav.active ul li {
    float: none;
    padding: 15px 0;
    -webkit-transform: skewX(0);
    -moz-transform: skewX(0);
    transform: skewX(0);
    border-right: none;
    border-bottom: 1px solid #556e84;
  }

  .sp_nav.active ul li:first-child {
    border-top: 1px solid #556e84;
  }

  .sp_nav.active ul li:last-child {
    border-bottom: none;
  }

  .sp_nav.active li a {
    vertical-align: middle;
    display: block;
    transform: skewX(0);
    padding: 0;
  }

  #btnTop {
    position: fixed;
    bottom: 50%;
    right: 20px;
    transform: translateY(50%);
    z-index: 1;
  }

  #btnTop a {
    display: none;
  }

  #footer {
    background: url(../img/common/footer_sp.jpg) no-repeat top center;
    background-size: cover;
    height: unset;
    padding-top: 46%;
    position: relative;
  }

  #footer .inner {
    position: absolute;
    bottom: 18%;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    text-align: center;
  }

  #footer .nav {
    padding: 10px 0;
    margin: 0 0 100px;
    color: #fff;
    background-color: transparent;
    display: none;
  }

  #footer .nav ul {
    line-height: 1;
    position: absolute;
    top: 0;
    left: 50%;
    right: inherit;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    font-weight: normal;
  }

  #footer .nav li {
    border-right: 1px solid #fff;
  }

  #footer .nav li:last-child {
    margin-right: 0;
    border-right: none;
  }

  .footer_logo {
    margin: 0 0 5%;
  }

  .footer_logo img {
    width: 47%;
  }

  #footer p {
    color: #fff;
    font-size: 10px;
    letter-spacing: 0.075em;
  }
}