@charset "UTF-8";
.st-firstview {
  padding-top: 72px;
  width: 100%;
  background-color: #ECECEC;
}

.st-firstview__wrap {
  display: flex;
  overflow: hidden;
  width: 53vw;
  height: 36vw;
  margin: 0 auto;
}
.st-firstview__wrap ul {
  display: flex;
  transform: translateX(-0.1vw);
}

.st-firstview__button button {
  position: absolute;
  top: calc(16vw + 70px);
  width: 3.5vw;
  height: 6vw;
  padding: 1vw;
  border: none;
  background-color: transparent;
}
.st-firstview__button button img {
  width: 100%;
}
.st-firstview__button .st-firstview__left {
  left: 18vw;
}
.st-firstview__button .st-firstview__right {
  right: 18vw;
}

.st-firstview__item {
  position: relative;
  transform: translateX(-54vw);
}
.st-firstview__item figure {
  width: 100%;
  height: 100%;
  margin: 0 auto;
}
.st-firstview__item figure img {
  height: 100%;
}
.st-firstview__item h2 {
  color: #434343;
  font-size: 3vw;
  line-height: 5vw;
  position: absolute;
}
.st-firstview__item.st-first h2 {
  text-align: right;
  bottom: 4vw;
  right: 4vw;
}
.st-firstview__item.st-second h2 {
  text-align: center;
  top: 3vw;
  left: 20%;
  color: #434343;
}
.st-firstview__item.st-last h2 {
  text-align: left;
  top: 3vw;
  left: 3vw;
  color: #ECECEC;
}

.st-online {
  padding: 200px 0;
  text-align: center;
}
.st-online h2 {
  font-size: 48px;
  color: #434343;
  margin-bottom: 20px;
}
.st-online p {
  font-size: 24px;
  color: #877E68;
  margin-bottom: 100px;
}

.sp-br {
  display: none;
}

.st-online__list {
  width: 70%;
  margin: 0 auto 150px;
  display: flex;
  justify-content: space-between;
}

.st-online__item {
  background-color: #ececec;
}
.st-online__item figure {
  width: 20vw;
  height: 13.5vw;
}
.st-online__item figure img {
  width: 100%;
  height: 100%;
}

.st-online__define {
  margin-top: 34px;
  width: 20vw;
}
.st-online__define dt {
  font-size: 1.3vw;
  font-weight: bold;
  height: 3.5vw;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.st-online__define dd {
  margin-top: 15px;
  text-align: left;
  font-size: 1vw;
  padding: 0 20px 50px;
}

.st-online__detail, .st-flow__contact,
.st-faq__contact, .st-recommend__contact {
  background-color: #877E68;
  color: #f5f5f5;
  padding: 20px 60px;
  border-radius: 40px;
  box-shadow: 0 0 20px 1px #877E68;
  font-weight: bold;
}
.st-online__detail:hover, .st-online__detail:focus, .st-flow__contact:hover, .st-flow__contact:focus,
.st-faq__contact:hover,
.st-faq__contact:focus, .st-recommend__contact:hover, .st-recommend__contact:focus {
  opacity: 0.8;
}

.st-recommend {
  background-color: #DCD8CF;
  padding: 200px 0;
  text-align: center;
}
.st-recommend h2 {
  font-size: 48px;
  color: #ffffff;
  margin-bottom: 20px;
}
.st-recommend > p {
  font-size: 24px;
  color: #877E68;
  margin-bottom: 9vw;
}

.st-recommend__list {
  width: 70%;
  margin: 0 auto 100px;
  display: grid;
  grid-template-columns: repeat(3, 2fr);
}

.st-recommend__item {
  width: 20vw;
  background-color: #f5f5f5;
  border-radius: 30px;
  box-shadow: 0 0 20px 1px #bfb59e;
  padding: 2vw 2vw 4vw;
  margin-bottom: 50px;
}
.st-recommend__item figure {
  height: 10vw;
  margin-top: 50px;
}
.st-recommend__item figure img {
  height: 100%;
}
.st-recommend__item .st-recommend__5g {
  font-weight: bold;
  color: #877E68;
  height: 3vw;
  font-size: 1.5vw;
  margin-top: 0;
}
.st-recommend__item .st-recommend__5g + p {
  margin-top: 0;
}
.st-recommend__item p {
  margin-top: 50px;
  font-size: 1vw;
  line-height: 1.7vw;
  color: #434343;
}

.st-recommend__contact {
  background-color: #ffffff;
  color: #877E68;
}

.st-flow {
  padding: 200px 0;
  text-align: center;
  background-color: #ffffff;
}
.st-flow h2 {
  font-size: 48px;
  color: #434343;
  margin-bottom: 100px;
}
.st-flow p {
  font-size: 24px;
  color: #877E68;
  font-weight: bold;
  margin-bottom: 20px;
}

.st-flow__list {
  display: flex;
  justify-content: space-between;
  width: 75%;
  margin: 0 auto 100px;
}

.st-flow__item {
  width: 15vw;
  position: relative;
}
.st-flow__item i img {
  width: 100px;
}
.st-flow__item::after {
  content: "";
  display: block;
  background-repeat: no-repeat;
  background-size: contain;
  position: absolute;
  top: 40%;
  right: -2.5vw;
  width: 15px;
  height: 40px;
  background-image: url("../images/move.png");
}
.st-flow__item:last-child::after {
  display: none;
}

.st-flow__define {
  color: #434343;
}
.st-flow__define dt {
  margin: 20px 0;
  font-size: 26px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}
.st-flow__define dd {
  padding: 0 1vw 4vw;
  text-align: left;
}

.st-faq {
  padding: 200px 0;
  text-align: center;
}
.st-faq h2 {
  font-size: 48px;
  color: #434343;
  margin-bottom: 100px;
}

.st-faq__list {
  width: 50%;
  margin: 0 auto 100px;
  text-align: left;
}
.st-faq__list li {
  margin-bottom: 20px;
}

.st-faq__define {
  color: #535353;
}

.st-content__answer {
  background: rgba(135, 127, 104, 0.1);
  box-sizing: border-box;
  max-height: 0;
  overflow: hidden;
  transition: 0.2s all;
  padding: 0 2vw;
  font-size: 1.2vw;
}
.st-content__answer:last-child {
  border: none;
  padding-bottom: 0;
  margin-bottom: 0;
}
.st-content__answer.is-active {
  max-height: 300px;
  padding: 1.5vw 2vw;
}
.st-content__answer::before {
  content: "→";
  font-size: 1.3vw;
  font-weight: bold;
  margin-right: 10px;
}

.st-content__question {
  background: rgba(135, 127, 104, 0.3);
  border: 0;
  width: 100%;
  text-align: left;
  padding: 1vw 2vw;
  font-size: 1.3vw;
  font-weight: bold;
  color: #535353;
}
.st-content__question::before {
  content: "Q.";
  font-size: 1.5vw;
}

@media screen and (max-width: 680px) {
  .st-firstview {
    padding-top: 70px;
  }
  .st-firstview__wrap {
    width: 80vw;
    height: 55vw;
  }
  .st-firstview__button button {
    width: 5.5vw;
    height: 12vw;
    top: 38vw;
  }
  .st-firstview__button .st-firstview__left {
    left: 2vw;
  }
  .st-firstview__button .st-firstview__right {
    right: 2vw;
  }
  .st-firstview__item {
    transform: translateX(-83vw);
  }
  .st-firstview__item h2 {
    font-size: 4.5vw;
  }
  .st-online {
    padding: 15vw 0 30vw;
    margin-bottom: 7vw;
  }
  .st-online h2 {
    font-size: 6vw;
  }
  .st-online p {
    font-size: 3vw;
    text-align: left;
    width: 80vw;
    margin: 6vw auto;
  }
  .sp-br {
    display: block;
  }
  .st-online__list {
    flex-direction: column;
    margin: 0 auto 14vw;
  }
  .st-online__item {
    margin-bottom: 8vw;
  }
  .st-online__item figure {
    width: 70vw;
    height: 54vw;
  }
  .st-online__define {
    width: 70vw;
    text-align: left;
  }
  .st-online__define dt {
    font-size: 5vw;
    height: auto;
  }
  .st-online__define dd {
    margin-top: 8vw;
    font-size: 3.5vw;
  }
  .st-recommend {
    padding: 15vw 0 30vw;
  }
  .st-recommend h2 {
    font-size: 6vw;
  }
  .st-recommend > p {
    font-size: 4vw;
  }
  .st-recommend__list {
    width: 85%;
    grid-template-columns: repeat(2, 2fr);
  }
  .st-recommend__item {
    width: 95%;
    border-radius: 15px;
    margin-bottom: 3vw;
    box-shadow: 0 0 5px 1px #bfb59e;
  }
  .st-recommend__item figure {
    height: 30vw;
    margin-top: 1vw;
  }
  .st-recommend__item p {
    font-size: 2.9vw;
    margin-top: 2vw;
    line-height: 4vw;
  }
  .st-recommend__item .st-recommend__5g {
    height: 6vw;
    font-size: 4vw;
    margin-top: 2vw;
  }
  .st-recommend__contact {
    padding: 6vw 6vw;
  }
  .st-flow {
    padding: 15vw 10vw 30vw;
  }
  .st-flow h2 {
    font-size: 6vw;
    margin-bottom: 10vw;
  }
  .st-flow__list {
    flex-direction: column;
  }
  .st-flow__item {
    width: 60vw;
    margin-top: 12vw;
  }
  .st-flow__item::after {
    display: none;
  }
  .st-flow__define dt {
    height: 9vw;
  }
  .st-flow__contact {
    padding: 6vw 6vw;
  }
  .st-faq {
    padding: 15vw 0 30vw;
  }
  .st-faq h2 {
    font-size: 6vw;
    margin-bottom: 6vw;
  }
  .st-faq__list {
    width: 85%;
  }
  .st-content__question {
    font-size: 3.9vw;
    padding: 2vw 3vw;
  }
  .st-content__question::before {
    font-size: 4vw;
  }
  .st-content__answer {
    font-size: 3.5vw;
    padding: 0 3vw;
  }
  .st-content__answer.is-active {
    padding: 1vw 3vw;
  }
  .st-content__answer::before {
    font-size: 3.5vw;
  }
  .st-faq__contact {
    padding: 6vw 6vw;
  }
}