.idx-title {
  margin-bottom: 4%;
  position: relative;
  z-index: 2;
  color: #000;
  text-align: center;
  font-size: 40px;
  font-weight: bold;
  letter-spacing: 0.2rem;
  line-height: 45px;
}
.idx-title .titleEN {
  display: block;
  position: relative;
  z-index: -1;
  color: #00aeff;
  font-size: 82px;
  font-family: "Open Sans", sans-serif;
  font-weight: bold;
  text-transform: uppercase;
  opacity: 0.45;
}

.idx-more-btn {
  width: 180px;
  height: 60px;
  margin: 3% auto 7%;
  display: block;
  background: #043755;
  border-radius: 15px;
  color: #fff;
  text-align: center;
  line-height: 60px;
  font-size: 20px;
}
.idx-more-btn:hover {
  background: #3180af;
}

/*service*/
.idx-service {
  margin: 5% 0 0;
}
.idx-service__wrapper {
  padding-bottom: 5%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
  position: relative;
  background: #143c60;
}
.idx-service .titleEN {
  margin-left: 70px;
  margin-top: 9%;
  position: absolute;
  left: 0;
  top: 50%;
  color: #acdcff;
  font-size: 82px;
  font-weight: bold;
  -webkit-transform: translateY(-50%) rotate(-90deg);
          transform: translateY(-50%) rotate(-90deg);
  -webkit-transform-origin: left top;
          transform-origin: left top;
}
.idx-service .idx-title {
  width: 1500px;
  margin: 80px auto 110px;
  text-align: left;
  font-size: 40px;
}
.idx-service .service-name {
  display: block;
}
.idx-service-slide {
  width: calc(100% - 200px);
  margin-top: -4%;
}

/*blog*/
.idx-blog {
  padding: 7% 2% 0%;
  position: relative;
  overflow: hidden;
  background: url(/images/index/idx-new__bg.jpg) center no-repeat;
  background-size: cover;
}
.idx-blog .blog-title {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.idx-blog .blog-detail {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}
.idx-blog .blog-box {
  padding: 20px;
  -webkit-box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
          box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  background: #fff;
}
.idx-blog__wrapper {
  margin-bottom: 80px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 45px;
}
.idx-blog__img {
  width: 615px;
  height: 705px;
  padding: 5%;
  margin-top: -50px;
  margin-bottom: 64px;
  display: inline-block;
  position: relative;
  background: url(/images/index/idx-news.jpg) center no-repeat;
  -webkit-box-shadow: 4px 4px 5px rgba(0, 0, 0, 0.1);
          box-shadow: 4px 4px 5px rgba(0, 0, 0, 0.1);
}
.idx-blog__img .idx-news__title {
  width: 300px;
  position: absolute;
  bottom: 30%;
  right: 0;
  color: #fff;
  text-align: center;
  font-size: 48px;
  letter-spacing: 0.3rem;
}
.idx-blog__bg01 {
  width: 917px;
  height: 827px;
  position: absolute;
  left: 0;
  top: -2px;
  z-index: -1;
  background: url(/images/index/idx-blog-bg01.jpg) center no-repeat;
}
.idx-blog__bg02 {
  width: 792px;
  height: 774px;
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: -1;
  background: url(/images/index/idx-blog-bg02.jpg) center no-repeat;
}

/*about*/
.idx-about {
  width: 100%;
  height: 450px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background: url(/images/index/idx-about.jpg) center no-repeat;
}
.idx-about__box {
  color: #333;
  text-align: center;
}
.idx-about__title {
  margin-bottom: 20px;
  font-size: 48px;
  letter-spacing: 0.3rem;
}
.idx-about__text {
  letter-spacing: 0.1rem;
  line-height: 34px;
}

/*case*/
.idx-case {
  padding: 7% 0 1%;
  background: #f8f8f8;
  background: url(/images/index/idx-case.jpg) center no-repeat;
  background-size: cover;
}
.idx-case__wrapper {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 40px;
}
.idx-case .case-title {
  margin: 25px auto;
  font-size: 26px;
  line-height: 34px;
}

/*faq*/
.idx-faq {
  padding: 6% 0 5%;
  background: url(/images/index/idx-faq.jpg) center no-repeat;
  background-size: cover;
}
.idx-faq__wrapper {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.idx-faq__title {
  width: calc(100% - 1040px);
  text-align: center;
}
.idx-faq .faq-list {
  width: 1040px;
}
.idx-faq .faq-list li a {
  height: 70px;
  margin-bottom: 20px;
  background: #fff;
  border: none;
  line-height: 65px;
}
.idx-faq .idx-title {
  color: #fff;
  font-size: 48px;
  line-height: 58px;
}
.idx-faq .idx-title .titleEN {
  opacity: 0.45;
}

@media only screen and (max-width: 1700px) {
  .idx-service .idx-title {
    margin-left: 13%;
  }
  .idx-service .titleEN {
    margin-left: 105px;
    font-size: 64px;
  }
}
@media only screen and (max-width: 1500px) {
  .idx-service .idx-title {
    width: 100%;
    margin-bottom: 90px;
  }
  .idx-faq .faq-list {
    width: calc(100% - 320px);
  }
  .idx-faq .faq-list li a {
    padding: 5px 40px 5px 10px;
  }
  .idx-faq .faq-list li a::after {
    right: 19px;
  }
  .idx-faq__title {
    width: 300px;
  }
}
@media only screen and (max-width: 1400px) {
  .idx-case {
    padding: 100px 0 30px;
  }
  .idx-blog {
    padding: 100px 0 30px;
  }
}
@media only screen and (max-width: 1300px) {
  .idx-blog__img {
    width: 100%;
    height: auto;
    margin: 0;
    padding: 5% 2% 0;
    background: none;
    -webkit-box-shadow: none;
            box-shadow: none;
  }
  .idx-blog__img .idx-blog__title {
    width: 100%;
    position: static;
    color: #000;
    text-align: left;
    font-size: 40px;
  }
  .idx-blog__img .idx-blog__title .titleEN {
    display: inline-block;
    border: none;
    color: #2a73be;
    letter-spacing: 0.05rem;
  }
  .idx-service .titleEN {
    margin-left: 125px;
    font-size: 50px;
  }
  .idx-faq__title .idx-title {
    font-size: 40px;
  }
  .idx-case .case-title {
    font-size: 24px;
  }
}
@media only screen and (max-width: 1200px) {
  .idx-about__box {
    width: 100%;
    padding: 0 4%;
  }
  .idx-about__btn {
    margin-top: 5%;
    margin-right: 2%;
  }
  .idx-about .idx-title {
    margin-bottom: 4%;
  }
  .idx-blog__wrapper {
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 30px;
  }
  .idx-service .idx-title {
    margin: 60px auto 70px 40px;
  }
  .idx-service .titleEN {
    display: none;
  }
  .idx-service-slide {
    width: 100%;
  }
}
@media only screen and (max-width: 1024px) {
  .idx-about__title {
    margin-bottom: 15px;
  }
  .idx-about__title::after {
    margin: 25px auto 0;
  }
  .idx-about__text {
    font-size: 18px;
  }
  .idx-case .case-title {
    font-size: 22px;
  }
}
@media only screen and (max-width: 980px) {
  .idx-title {
    margin-bottom: 60px;
  }
  .idx-blog {
    padding: 100px 2% 60px;
  }
  .idx-case {
    padding-top: 100px;
  }
  .idx-service {
    margin: 100px 0 0;
  }
  .idx-service .idx-title {
    margin: 0 auto 80px;
    text-align: center;
  }
  .idx-case__wrapper {
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 20px;
  }
  .idx-faq {
    padding: 100px 0 70px;
    background-position: left;
  }
  .idx-faq .faq-list {
    width: 100%;
  }
  .idx-faq__wrapper {
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  .idx-faq__title {
    width: 100%;
  }
  .idx-faq__title .idx-title {
    margin-bottom: 4%;
  }
}
@media only screen and (max-width: 768px) {
  .idx-service {
    margin: 80px 0 0;
  }
  .idx-service .idx-title {
    margin: 0 auto 60px;
  }
  .idx-service__wrapper {
    padding-bottom: 10%;
  }
  .idx-title {
    font-size: 35px;
  }
  .idx-blog {
    padding-top: 80px;
  }
  .idx-case {
    padding-top: 80px;
  }
}
@media only screen and (max-width: 640px) {
  .idx-title {
    margin-bottom: 50px;
    line-height: 36px;
  }
  .idx-title .titleEN {
    display: block;
  }
  .idx-blog .blog-detail {
    -webkit-line-clamp: 3;
  }
  .idx-blog__wrapper {
    grid-template-columns: repeat(1, 1fr);
    grid-gap: 30px 0;
  }
  .idx-service__wrapper {
    padding-bottom: 50px;
  }
  .idx-service .idx-title {
    margin: 0 auto 80px;
  }
}
@media only screen and (max-width: 480px) {
  .idx-title {
    font-size: 30px;
  }
  .idx-title .titleEN {
    font-size: 60px;
  }
  .idx-service .idx-title {
    margin: 0 auto 40px;
    font-size: 36px;
  }
  .idx-case__wrapper {
    grid-template-columns: repeat(1, 1fr);
  }
  .idx-more-btn {
    margin: 60px auto 40px;
  }
  .idx-faq .idx-more-btn {
    margin: 30px auto 40px;
  }
  .idx-about__text {
    font-size: 17px;
    line-height: 32px;
  }
}
@media only screen and (max-width: 375px) {
  .idx-title::before {
    width: 30px;
    height: 6px;
  }
}