html {
  font-size: 62.5%;
}

body {
  font-size: 1.6rem;
  font-family: 'Montserrat', 'Noto Sans JP', sans-serif;
  color: #333;
}

@media (max-width: 768px) {
  body {
    font-size: 1.4rem;
  }
}

img, svg {
  width: 100%;
  vertical-align: bottom;
}

a {
  text-decoration: none;
  display: inline-block;
}

a:hover {
  opacity: .7;
  transition: .3s;
}

button {
  background-color: transparent;
  border: none;
  cursor: pointer;
  outline: none;
  padding: 0;
  appearance: none;
}

section {
  padding: 60px 0;
}

.flex-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.container {
  max-width: 1100px;
  padding: 0 30px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .container {
    padding: 40px 0;
  }
}

.lines {
  line-height: 2;
}

.header__logo {
  width: 260px;
  position: fixed;
  top: 38px;
  left: 4vw;
  z-index: 1;
}

@media (max-width: 768px) {
  .header__logo {
    width: 180px;
    top: 21px;
  }
}

.header__nav {
  font-weight: bold;
  font-size: 2rem;
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: 36.1vw;
  text-align: center;
  padding: 120px 0 0;
  background-color: rgba(34, 34, 34, 0.95);
  z-index: 2;
  transform: translateX(100%);
  opacity: 0;
  transition: transform .3s,opacity .3s;
}

@media (max-width: 768px) {
  .header__nav {
    width: 67.7vw;
  }
}

.header__nav-item {
  margin-bottom: 30px;
}

.header__nav-item:first-of-type {
  margin-bottom: 40px;
}

.header__nav-item:last-of-type {
  margin-bottom: 0;
}

.header__nav-item a {
  color: #fff;
  font-weight: bold;
}

.header .burger-btn {
  display: flex;
  align-items: center;
  position: fixed;
  top: 38px;
  right: 4vw;
  z-index: 3;
}

@media (max-width: 768px) {
  .header .burger-btn {
    top: 28px;
  }
}

.header .bar {
  display: block;
  background-color: #fff;
  height: 2px;
  width: 22px;
  border-radius: 1px;
}

.header .bar-top {
  transform: translateY(-4px);
  transition: transform .3s;
}

.header .bar-bottom {
  transform: translateY(4px);
  transition: transform .3s;
}

.header .burger-menu {
  display: block;
  font-size: 1rem;
  text-transform: uppercase;
  color: #fff;
  font-weight: bold;
  margin-left: 5px;
}

.header__logo.black svg path {
  fill: #333;
  transition: fill .3s;
}

.bar.cross.bar-top {
  transform: translateY(2px) rotate(30deg);
  transition: transform .3s;
}

.bar.cross.bar-mid {
  opacity: 0;
  transition: opacity .3s;
}

.bar.cross.bar-bottom {
  transform: translateY(-2px) rotate(-30deg);
  transition: transform .3s;
}

body.noscroll {
  overflow: hidden;
}

.header__nav.open {
  transform: translateX(0);
  opacity: 1;
  transition: transform .3s,opacity .3s;
}

.burger-musk {
  display: none;
  height: 100vh;
  width: 100vw;
  position: fixed;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1;
}

.burger-btn.black .bar {
  background-color: #333;
  transition: background-color .3s;
}

.burger-btn.black .burger-menu {
  color: #333;
  transition: color .3s;
}

.fv {
  height: 60vh;
  min-height: 450px;
}

.fv::after {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  background-color: #222;
  width: 50%;
  height: 60vh;
  min-height: 450px;
  z-index: -1;
}

.fv__wrapper {
  height: 86%;
  width: 76.4%;
  background-image: url(images/contact_pc/heading-img_contact.jpg);
  background-size: cover;
  background-position: center 0;
  position: relative;
}

.fv .page-title {
  font-size: 7.2rem;
  font-weight: bold;
  color: #fff;
  position: absolute;
  top: 50%;
  right: 0;
  transform: translate(50%, -50%);
  line-height: 1.3;
}

@media (max-width: 768px) {
  .fv .page-title {
    font-size: 5.2rem;
    transform: translate(30%, -50%);
  }
}

.fv .page-title span {
  font-size: 2rem;
  display: block;
  font-weight: bold;
}

.contact__container {
  padding: 120px 0;
}

@media (max-width: 768px) {
  .contact__container {
    padding: 80px 0;
  }
}

.contact__wrapper {
  max-width: 700px;
  padding: 0 30px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .contact__wrapper {
    padding: 0 4vw;
  }
}

.contact__lead {
  margin-bottom: 50px;
}

.contact input, .contact textarea {
  resize: none;
  appearance: none;
  -webkit-appearance: none;
  outline: none;
  border: none;
  width: 100%;
}

.contact .required {
  display: inline-block;
  background-color: #333;
  color: #fff;
  font-size: 1.2rem;
  padding: 3px 5px;
  margin-left: 6px;
  vertical-align: 2px;
}

.contact .form__item {
  margin-bottom: 40px;
}

.contact .form__item-title {
  font-weight: bold;
  margin-bottom: 10px;
}

.contact .inquiry-type__list {
  display: flex;
  align-items: center;
}

@media (max-width: 768px) {
  .contact .inquiry-type__list {
    flex-direction: column;
    align-items: flex-start;
    padding-left: 14px;
  }
}

.contact .inquiry-type__item {
  margin-right: 50px;
}

@media (max-width: 768px) {
  .contact .inquiry-type__item {
    margin-bottom: 10px;
  }
}

.contact .radio-btn {
  width: 20px;
  height: 20px;
  border: solid 1px #333;
  border-radius: 50%;
  vertical-align: -4px;
}

.contact .radio-btn:checked {
  background-color: #333;
  border: 4px solid #fff;
  box-shadow: 0 0 0 1px #333;
}

.contact .radio-btn:hover {
  cursor: pointer;
}

.contact .text-box {
  border: 1px solid #333;
  color: #333;
  padding: 10px;
  display: block;
  box-sizing: border-box;
}

.contact .textarea {
  border: 1px solid #333;
  padding: 10px;
  color: #333;
  box-sizing: border-box;
}

.contact .privacy-policy__title {
  font-weight: bold;
  margin-bottom: 10px;
}

.contact .privacy-policy__detail {
  padding: 10px;
  height: 230px;
  border: 1px solid #333;
  overflow: scroll;
  margin-bottom: 40px;
  line-height: 1.3;
}

.contact .confirm {
  text-align: center;
}

.contact .checkbox {
  border: 1px solid #333;
  margin-right: 8px;
  width: 18px;
  height: 18px;
  vertical-align: -5px;
}

.contact .checkbox:checked {
  background-image: url(images/contact_pc/icon_chek.svg);
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
}

.contact .submit-btn {
  color: #fff;
  background-color: #000;
  width: 160px;
  line-height: 36px;
  font-size: 1.2rem;
  display: block;
  text-align: center;
  font-weight: bold;
  margin: 40px auto 0;
  cursor: pointer;
}

.contact .submit-btn:hover {
  opacity: .8;
  transition: .3s;
}

.footer {
  line-height: 50px;
  background-color: #525252;
  text-align: center;
  color: #fff;
  font-size: 1rem;
}