@charset "utf-8";
/* CSS Document */
html {
  font-size: 28px;
  font-weight: 500;
  font-family: "微软雅黑", "宋体";
}
div {
  text-align: center;
}
span {
  margin-right: 30px;
  position: relative;
  vertical-align: sub;
}
.section {
  background-size: 100%;
}
.imgContent {
  background-image: url("../img/area-ol.jpg");
  background-repeat: no-repeat;
  background-position: top;
  background-size: cover;
  height: 100vh;
  width: 100%;
}
.title {
  text-align: center !important;
  margin: 0 auto;
  width: 10rem;
  padding-top: 103px;
}
.title img {
  max-width: 100%;
  height: auto;
}
.btn-back {
  background-color: #424242;
  display: block;
  height: 55px;
  position: relative;
  text-align: center;
  width: 213px;
  color: #fff;
  margin: 46px auto 0px;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  top: 34px;
}
.box:before {
  content: "";
  display: block;
  padding-top: 100%;
}
.btn {
  position: absolute;
  color: #fff;
  text-decoration: none;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.btn-back:hover {
  background: rgb(184, 117, 30);
  background: linear-gradient(0deg, rgba(184, 117, 30, 1) 0%, rgba(213, 165, 0, 1) 3%, rgba(245, 202, 55, 1) 33%, rgba(253, 246, 67, 1) 71%, rgba(254, 251, 179, 1) 100%);
  color: #424242;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  transform: translate(-0%, 10%);
}
.btn-back::after {
  content: "";
  position: absolute;
  background: rgb(184, 117, 30);
  background: linear-gradient(0deg, rgba(184, 117, 30, 1) 0%, rgba(213, 165, 0, 1) 3%, rgba(245, 202, 55, 1) 33%, rgba(253, 246, 67, 1) 71%, rgba(254, 251, 179, 1) 100%);
  width: 2rem;
  height: 1.8rem;
  clip-path: polygon(100% 0, 0% 100%, 100% 100%);
  bottom: 0;
  right: 0;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  display: inline;
}
.btn-back:hover:after {
  background: rgb(184, 117, 30);
  background: linear-gradient(0deg, rgba(184, 117, 30, 1) 0%, rgba(0, 0, 0, 1) 4%, rgba(98, 98, 98, 1) 33%, rgba(160, 160, 160, 1) 71%, rgba(254, 251, 179, 1) 100%);
}
.btn-back::before {
  position: absolute;
  width: 0;
  height: 0;
  content: "";
  border-style: solid;
  border-top: 0.3rem solid transparent;
  border-bottom: 0.3rem solid transparent;
  border-left: 0.3rem solid #fff;
  border-right: 0;
  top: 1.3rem;
  right: 5px;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  z-index: 99
}
.btn::after {
  position: absolute;
  width: 0;
  height: 0;
  content: "";
  border-style: solid;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 8px solid #fff;
  border-right: 0;
  top: 37px;
  right: 17px;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -ms-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  z-index: 999;
}
.btn-back:hover:before {
  border-left: 8px solid #b5b5b5;
}
.btn:hover:after {
  border-left: 8px solid #b5b5b5;
}
.btn:hover {
  color: #424242;
}
p {
  font-weight: 900;
  font-family: 'ＭＳ Ｐゴシック', sans-serif;
  letter-spacing: 2px;
  text-align: center;
  padding-top: 158px;
  font-size: 28px;
  margin: 0 5px;
}
@media (min-width: 1200px) {
  span {
    margin-right: 57px;
    font-size: 4vmin;
    vertical-align: -webkit-baseline-middle;
  }
  .btn-back {
    height: 7%;
    width: 18%;
    top: 1%;
    margin-top: 4.2%;
  }
  .btn-back::after {
    width: 23%;
    height: 89%;
  }
  .btn::after {
    border-top: 0.7vw solid transparent;
    border-bottom: 0.7vw solid transparent;
    border-left: 0.7vw solid #fff;
    right: 6%;
    top: 60%;
  }
  .btn-back::before {
    border-top: 0.7vw solid transparent;
    border-bottom: 0.7vw solid transparent;
    border-left: 0.7vw solid #fff;
    top: 60%;
  }
  p {
    padding-top: 15.5%;
    font-size: 3.7vmin;
  }
}
@media (min-width: 1500px) {
  span {
    vertical-align: -webkit-baseline-middle;
  }
  .nippon {
    vertical-align: -webkit-baseline-middle;
    top: 9%;
  }
}
@media (min-width: 1900px) {
  span {
    top: 10%;
  }
}
@media (min-width: 2400px) {
  span {
    top: 15%;
  }
}