/*--------------*/
/*---- base ----*/
/*--------------*/
html {
  font-size: 62.5%;
}
body {
  font-size: 18px;
  font-family: 'Comfortaa', cursive, 'Noto Sans JP', sans-serif;
  line-height: 2;
  letter-spacing: .2em;
  color: #272727;
}
img {
  width: 100%;
  vertical-align: bottom;
}
a {
  text-decoration: none;
  color: #272727;
}
a:hover {
  cursor: pointer;
  opacity: .6;
  -webkit-transition: .2s;
  -o-transition: .2s;
  transition: .2s;
}

/*--------------*/
/*--- header ---*/
/*--------------*/
.header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2;
}
.header-wrapper {
  padding: 20px;
}
.fa-w-16 {
  width: 35px;
  height: 35px;
  margin-right: 6px;
}
.header-title {
  height: 35px;
}
.header-title a {
  font-size: 2.5rem;
}
.header-span {
  vertical-align: 25%;
}

/*--------------*/
/*----- fv -----*/
/*--------------*/
.fv {
  position: relative;
}
.fv-wrapper {
  max-width: 100%;
  height: 40vh;
}
.fv-img {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center 25%;
}
.fv-mask {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ffffff6c;
}
.fv-title {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #272727;
}
.fv-copy {
  font-size: 5rem;
  color: #272727;
}
.fv-subCopy {
  font-size: 2.6rem;
}
.fv-copy,
.fv-subCopy {
  line-height: 1.8;
  letter-spacing: .3em;
}

/*--------------*/
/*--- contact --*/
/*--------------*/
.section-inner {
  max-width: 700px;
  margin: 0 auto;
}
.section-wrapper {
  padding: 50px;
}
.section-title {
  font-size: 2.5rem;
  font-weight: bold;
  text-align: center;
}
.section-title span {
  display: block;
  margin: 0 auto 60px;
  width: 180px;
  height: 1px;
  background-color: #272727;
}
.contact-lead {
  margin-bottom: 60px;
}
.form-list {
  margin-bottom: 40px;
}
.form-item {
  margin-bottom: 20px;
}
.form-item-title {
  font-size: 1.4rem;
  font-weight: bold;
}
.required {
  color: #ffffff;
  background-color: #373737;
  padding: 1px 2px 1px 4px;
}
.text-box,
.textarea {
  border: 1px solid #373737;
  width: 100%;
  padding: 0 10px;
}
.privacy-title {
  font-weight: bold;
  text-transform: uppercase;
}
.privacy-wrapper {
  width: 100%;
  height: 280px;
  margin-bottom: 40px;
  border: 1px solid #373737;
  overflow-y: scroll;
}
.privacy-detail {
  padding: 10px;
}
.confirm,
.btn-wrapper {
  display: block;
  text-align: center;
}
.confirm {
  margin-bottom: 40px;
}
.btn-wrapper {
  margin: 0 auto;
}
.btn-wrapper:hover {
  opacity: 0.6;
}
.submit-btn {
  width: 200px;
  height: 40px;
  background-color: #373737;
  border-radius: 6px;
  text-align: center;
  color: #fff;
}

.footer-area {
  display: block;
  text-align: center;
  padding: 20px;
  background-color: #dfdfdf;
}

/*-----------------*/
/*--- return-btn --*/
/*-----------------*/
#return-btn {
  position: fixed;
  bottom: 110px;
  right: 20px;
  width: 100px;
  background-color: #dfdfdf;
  text-align: center;
  border-radius: 6px;
  border: 1px solid #bdbdbd;
}
#return-btn a {
  padding: 10px;
}
#return-btn::before {
  font-family: "Font Awesome 5 Free";
  content: '\f104';
  font-weight: 900;
}