.dummy {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 1000000;
}

body,
html {
  width: 100%;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.box {
  /* IE and Edge */
  /* Firefox */
}

body::-webkit-scrollbar,
html::-webkit-scrollbar {
  display: none;
  /* Chrome, Safari, Opera*/
}

body::-webkit-scrollbar {
  display: none;
}

body {
  overflow: hidden;
}

.introBox {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100vh;
}

.introBox img {
  width: 100%;
  height: 100%;
}

.introBox .mask,
.introBox .line {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  -webkit-transition: all 1.5s;
  transition: all 1.5s;
}

.introBox .line {
  z-index: 10;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 19.5323vw;
  height: 19.5323vw;
}

.introBox .mask {
  -webkit-mask: url(/img/svg/mask.svg) no-repeat 50% 50%;
  mask: url(/img/svg/mask.svg) no-repeat 50% 50%;
  width: 100%;
  height: 100vh;
  -webkit-mask-size: 19.5323vw;
  mask-size: 19.5323vw;
}

.introBox .mask img {
  height: 100vh;
  -o-object-fit: cover;
     object-fit: cover;
}

#main {
  position: relative;
}

.slideTxt {
  position: fixed;
  width: 100%;
  top: 200px;
}

.slideTxt p {
  line-height: 1;
  font-size: 9.375vw;
  font-weight: 700;
  color: #fff;
  opacity: 0.05;
}

.slideTxt p.right {
  text-align: right;
}

.slideTxt.fix {
  position: absolute;
  top: calc(100% + 3.125vw);
  -webkit-transform: translateY(-100%);
          transform: translateY(-100%);
}

.slideTxt.on {
  opacity: 1;
}

.cate {
  font-size: 1.5rem;
  color: var(--color_main);
  margin-bottom: 28px;
}

.txtBox_s1 {
  color: #fff;
}

.txtBox_s1 dt {
  font-size: 4.8rem;
  font-weight: 700;
}

.txtBox_s1 dd {
  font-size: 1.8rem;
  font-weight: 300;
  opacity: 0.8;
  line-height: 1.7;
  margin-top: 14px;
}

.txtBox_s1.type2 {
  text-align: center;
}

.more_s1 a {
  letter-spacing: 1px;
  color: #fff;
  font-size: 14px;
  font-weight: 300;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  height: 50px;
  padding-left: 26px;
  position: relative;
  width: 144px;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

.more_s1 a:hover {
  padding-left: 0;
}

.more_s1 a:hover::before {
  background-image: url("/img/main/more_arr.png");
  left: calc(100% - 50px);
}

.more_s1 a span {
  position: relative;
  z-index: 1;
}

.more_s1 a::before {
  content: "";
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--color-blue);
  background-repeat: no-repeat;
  background-position: center center;
  position: absolute;
  left: 0;
  top: 0;
  display: block;
  border-radius: 50%;
}

.more_s1.type2 a {
  color: #333;
}

.more_s1.type2 a::before {
  background-color: var(--color-sky);
}

#mainVisual {
  background: #111;
  position: relative;
  overflow: hidden;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100vh;
}

#mainVisual.on .visu {
  position: absolute;
  top: unset;
  bottom: 0;
}

#mainVisual .txtSlide.act,
#mainVisual .slideDots.act {
  opacity: 1;
}

#mainVisual .txtSlide {
  opacity: 0;
  position: absolute;
  z-index: 100;
  width: 100%;
  -webkit-transition: opacity 1s;
  transition: opacity 1s;
}

#mainVisual .slideDots {
  position: absolute;
  opacity: 0;
  -webkit-transition: opacity 1s;
  transition: opacity 1s;
  z-index: 100;
  width: 100%;
  bottom: 26.68089647812166vh;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -ms-flex-line-pack: center;
      align-content: center;
}

#mainVisual .slideDots button {
  font-size: 1.5rem;
  color: #fff;
  position: relative;
  width: 60px;
  height: 60px;
  border-radius: 50%;
}

#mainVisual .slideDots button.on .frame {
  opacity: 1;
}

#mainVisual .slideDots button.on .bar {
  -webkit-animation: dashOffset 6s linear;
          animation: dashOffset 6s linear;
}

#mainVisual .circle_progress {
  -webkit-transform: rotate(-90deg);
          transform: rotate(-90deg);
  position: absolute;
  left: 0;
  top: 0;
}

#mainVisual .frame,
#mainVisual .bar {
  fill: none;
}

#mainVisual .frame {
  stroke: rgba(255, 255, 255, 0.2);
  opacity: 0;
  -webkit-transition: opacity 0.5s;
  transition: opacity 0.5s;
}

#mainVisual .bar {
  stroke: #fff;
  stroke-linecap: round;
  stroke-dasharray: 188.4;
  stroke-dashoffset: 188.4;
}

#mainVisual .txtBox {
  color: #fff;
  text-align: center;
  height: 100vh;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  position: absolute;
  width: 100%;
  z-index: 100;
  left: 0;
  top: 0;
  z-index: 10;
}

#mainVisual .txtBox dl {
  width: 550px;
}

#mainVisual .txtBox dt {
  font-size: 5.5rem;
}

#mainVisual .txtBox dd {
  font-size: 1.8rem;
  opacity: 0.8;
  font-weight: 300;
  margin-top: 16px;
  line-height: 1.666;
}

#mainVisual .scroll {
  -webkit-animation: bounce 1.3s infinite;
          animation: bounce 1.3s infinite;
  position: absolute;
  width: 100%;
  z-index: 100;
  top: calc(100vh - 100px);
  text-align: center;
  z-index: 100;
}

#mainVisual .scroll p {
  font-size: 12px;
  color: #fff;
  opacity: 0.5;
  margin-top: 10px;
  letter-spacing: 1px;
}

#mainVisual .visu {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 100vh;
}

#mainVisual .visu::before {
  content: "";
  width: 100%;
  height: 46.31803628601921vh;
  display: block;
  position: absolute;
  left: 0;
  z-index: 99;
  bottom: 0;
  background: -webkit-gradient(linear, left bottom, left top, from(#000), to(transparent));
  background: linear-gradient(to top, #000, transparent);
}

#mainVisual .item1 {
  background-image: url("/img/main/mainVisual01.jpg");
}

#mainVisual .item2 {
  background-image: url("/img/main/mainVisual02.jpg");
}

#mainVisual .slider,
#mainVisual .slick-list,
#mainVisual .slick-track {
  height: 100%;
}

#mainVisual .item {
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  height: 100%;
  width: 100%;
}

#mainVisual .item::after {
  content: "";
  width: 100%;
  height: 100%;
  display: block;
  position: absolute;
  -webkit-backdrop-filter: brightness(30%) blur(5px);
          backdrop-filter: brightness(30%) blur(5px);
  left: 0;
  top: 0;
}

#mainContents {
  position: relative;
  background: #000;
  background: -webkit-gradient(linear, left bottom, left top, from(#051325), to(#000));
  background: linear-gradient(to top, #051325, #000);
}

#mainContents > article {
  position: relative;
}

#mainContents #business {
  padding-top: 200px;
}

#mainContents #business .item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

#mainContents #business .item:not(:last-child) {
  margin-bottom: 150px;
}

#mainContents #business .item:nth-child(odd) .txtBox_s1 {
  padding-left: 6.615384615384615%;
}

#mainContents #business .item:nth-child(odd) .img .icon {
  bottom: 20px;
  left: -30px;
}

#mainContents #business .item:nth-child(2n) {
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
      -ms-flex-direction: row-reverse;
          flex-direction: row-reverse;
}

#mainContents #business .item:nth-child(2n) .txtBox_s1 {
  padding-left: 9.230769230769231%;
  width: 40.76923076923077%;
}

#mainContents #business .item:nth-child(2n) .img .icon {
  bottom: -20px;
  right: 30px;
}

#mainContents #business .item:nth-child(1) .txtBox_s1 {
  width: 45.23076923076923%;
}

#mainContents #business .item:nth-child(3) .txtBox_s1 {
  width: 52.69230769230769%;
}

#mainContents #business .more_s1 {
  margin-top: 52px;
}

#mainContents #business .img {
  position: relative;
}

#mainContents #business .img > img {
  border-radius: 40px;
}

#mainContents #business .img .icon {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 10px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  background: #fff;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

#mainContents #business .img .icon img {
  width: 55px;
}

#mainContents #solution {
  padding: 140px 0 190px;
}

#mainContents #solution .bg {
  background: url("/img/main/solution_bg.png") no-repeat bottom center;
  background-size: cover;
  position: absolute;
  width: 100%;
  height: 100%;
  max-height: 630px;
  bottom: 0;
}

#mainContents #solution .list {
  position: relative;
  z-index: 10;
  margin-top: 110px;
}

#mainContents #solution section {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 0 16.92307692307692%;
}

#mainContents #solution .txt {
  width: 38.15384615384615%;
  color: #fff;
}

#mainContents #solution .txt .tit {
  font-size: 4.5rem;
  font-weight: 600;
  margin-bottom: 16px;
}

#mainContents #solution .txt dt {
  font-size: 2.1rem;
  font-weight: 500;
}

#mainContents #solution .txt dd {
  font-weight: 300;
  opacity: 0.6;
  line-height: 1.75;
  margin-top: 10px;
}

#mainContents #solution .img {
  width: 345px;
  -ms-flex-negative: 0;
      flex-shrink: 0;
  text-align: center;
}

#mainContents #solution .img img {
  margin: 0 auto;
}

#news {
  padding: 150px 0;
}

#news .txtBox {
  width: 240px;
  -ms-flex-negative: 0;
      flex-shrink: 0;
}

#news .txtBox .tit {
  font-size: 5rem;
  color: #222;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 43px;
}

#news .list {
  width: calc(0.66923 * 100%);
  border-top: 1px solid #000000;
}

#news .list li:not(:last-child) {
  border-bottom: 1px solid #e5e5e5;
}

#news .list a {
  padding: 48px 30px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  color: #333;
  font-size: 1.8rem;
}

#news .list .tit {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 10px;
}

#news .list .date {
  color: #999;
  width: 80px;
  -ms-flex-negative: 0;
      flex-shrink: 0;
  font-size: 1.7rem;
}

@media (max-width: 1200px) {
  html,
  body {
    height: 100%;
  }
}