.business-dev {
  margin-top: 90px;
  height: calc(100vh - 90px);
  position: relative;
  overflow: hidden;
}
.business-dev .txt_block .box {
  position: absolute;
  left: 65%;
  bottom: 50%;
  width: 28vw;
  opacity: 0;
  -webkit-transform: translateY(55%);
  -ms-transform: translateY(55%);
  transform: translateY(55%);
  -webkit-transition: opacity 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06), transform 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06);
  -webkit-transition: opacity 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06), -webkit-transform 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06);
  transition: opacity 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06), -webkit-transform 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06);
  -o-transition: opacity 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06), transform 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06);
  transition: opacity 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06), transform 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06);
  transition: opacity 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06), transform 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06), -webkit-transform 0.4s cubic-bezier(0.47, 0.04, 0.5, -0.06);
  z-index: 1;
}

.business-dev .txt_block .box.active {
  opacity: 1;
  -webkit-transform: translateY(50%);
  -ms-transform: translateY(50%);
  transform: translateY(50%);
  z-index: 2;
}

.business-dev .txt_block h3 {
  font-size: 36px;
  color: #343434;
  font-family: 'NotoSansHans-bold';
  line-height: 1.1;
  font-weight: 400;
}

.business-dev .txt_block h4 {
  font-size: 14px;
  color: #8b8b8b;
  font-family: 'NotoSansHans-bold';
  line-height: 1.1;
  font-weight: 400;
  margin-top: 20px;
}

.business-dev .txt_block p {
  font-size: 16px;
  line-height: 28px;
  color: #797979;
  margin-top: 20px;
  text-align: justify;
}

.business-dev .txt_block .more {
  display: inline-block;
  padding: 15px 30px;
  background-color: #004188;
  color: #fff;
  font-size: 16px;
  margin-top: 70px;
}

.business-dev .txt_block .more::after {
  content: '\e608';
  font-family: 'icon';
  margin-left: 50px;
}

.business-dev .circle {
  position: absolute;
  top: 50%;
  right: 50%;
  margin-top: -50vw;
  width: 100vw;
  height: 100vw;
  border: 1px solid rgba(230, 0, 18, 0.1);
  border-radius: 50%;
}

.business-dev .circle .bg_box {
  position: absolute;
  top: 6px;
  right: 6px;
  bottom: 6px;
  left: 6px;
  border-radius: 50%;
  overflow: hidden;
  opacity: 0;
  z-index: 1;
  -webkit-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.business-dev .circle .bg_box .bg {
  width: 50%;
  height: 100vh;
  margin-top: calc((100% - 100vh) / 2);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  -webkit-transform-origin: 100% 50%;
      -ms-transform-origin: 100% 50%;
          transform-origin: 100% 50%;
  overflow: hidden;
  position: absolute;
  right: 0;
  top: 0;
}

.business-dev .circle .bg_box.active {
  opacity: 1;
}

.business-dev .circle .bg_box.active .bg {
  -webkit-animation: circle_zoom 10s alternate linear infinite;
  animation: circle_zoom 10s alternate linear infinite;
}

.business-dev .circle li {
  position: absolute;
  top: 50%;
  left: 50%;
  text-align: left;
  -webkit-transition: all 0.4s cubic-bezier(0.55, 0, 0.1, 1);
  -o-transition: all 0.4s cubic-bezier(0.55, 0, 0.1, 1);
  transition: all 0.4s cubic-bezier(0.55, 0, 0.1, 1);
  cursor: pointer;
}

.business-dev .circle li:before {
  content: '●';
  display: block;
  color: #d9d9d9;
  border-radius: 50%;
  -webkit-transform: translateX(-10px);
      -ms-transform: translateX(-10px);
          transform: translateX(-10px);
  -webkit-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.business-dev .circle li span {
  font-size: 16px;
  line-height: 1;
  margin: 5px 0;
  color: #333;
  font-family: 'DINPro-Medium';
  -webkit-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.business-dev .circle li p {
  font-size: 14px;
  color: #808080;
  line-height: 21px;
  height: 42px;
  width: 4em;
  white-space: nowrap;
  -webkit-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.business-dev .circle li.active:before {
  content: '\e602';
  font-family: 'iconfont';
  color: #004188;
  background: none;
  -webkit-transform: scale(1.6) translateX(0);
  -ms-transform: scale(1.6) translateX(0);
  transform: scale(1.6) translateX(0);
}

.business-dev .circle li.active span {
  color: #004188;
  font-size: 50px;
}

.business-dev .circle li.active p {
  color: #004188;
  font-size: 18px;
}

.business-dev .circle li:nth-of-type(1) {
  -webkit-transform: translate(50%, 0%) translate(51.5vw, -19vw) translate(-50%, 0%) translate(-36px, 0px);
  -ms-transform: translate(50%, 0%) translate(51.5vw, -19vw) translate(-50%, 0%) translate(-36px, 0px);
  transform: translate(50%, 0%) translate(51.5vw, -19vw) translate(-50%, 0%) translate(-36px, 0px);
}

.business-dev .circle li:nth-of-type(2) {
  -webkit-transform: translate(50%, 0%) translate(53.5vw, -10vw) translate(-50%, 0%) translate(-36px, 0px);
  -ms-transform: translate(50%, 0%) translate(53.5vw, -10vw) translate(-50%, 0%) translate(-36px, 0px);
  transform: translate(50%, 0%) translate(53.5vw, -10vw) translate(-50%, 0%) translate(-36px, 0px);
}

.business-dev .circle li:nth-of-type(3) {
  -webkit-transform: translate(50%, 0%) translate(54.5vw, -1vw) translate(-50%, 0%) translate(-36px, 0px);
  -ms-transform: translate(50%, 0%) translate(54.5vw, -1vw) translate(-50%, 0%) translate(-36px, 0px);
  transform: translate(50%, 0%) translate(54.5vw, -1vw) translate(-50%, 0%) translate(-36px, 0px);
}

.business-dev .circle li:nth-of-type(4) {
  -webkit-transform: translate(50%, 0%) translate(53.5vw, 8vw) translate(-50%, 0%) translate(-36px, 0px);
  -ms-transform: translate(50%, 0%) translate(53.5vw, 8vw) translate(-50%, 0%) translate(-36px, 0px);
  transform: translate(50%, 0%) translate(53.5vw, 8vw) translate(-50%, 0%) translate(-36px, 0px);
}

.business-dev .circle li:nth-of-type(5) {
  -webkit-transform: translate(50%, 0%) translate(51.5vw, 17vw) translate(-50%, 0%) translate(-36px, 0px);
  -ms-transform: translate(50%, 0%) translate(51.5vw, 17vw) translate(-50%, 0%) translate(-36px, 0px);
  transform: translate(50%, 0%) translate(51.5vw, 17vw) translate(-50%, 0%) translate(-36px, 0px);
}

@media (max-width: 992px) {
  .business-dev .circle[data-active="0"] li:nth-of-type(1) {
    -webkit-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="0"] li:nth-of-type(2) {
    -webkit-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="0"] li:nth-of-type(3) {
    -webkit-transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="0"] li:nth-of-type(4) {
    -webkit-transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    opacity: 0;
  }
  .business-dev .circle[data-active="0"] li:nth-of-type(5) {
    -webkit-transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    opacity: 0;
  }
  .business-dev .circle[data-active="1"] li:nth-of-type(1) {
    -webkit-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="1"] li:nth-of-type(2) {
    -webkit-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="1"] li:nth-of-type(3) {
    -webkit-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="1"] li:nth-of-type(4) {
    -webkit-transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="1"] li:nth-of-type(5) {
    -webkit-transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(0vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    opacity: 0;
  }
  .business-dev .circle[data-active="2"] li:nth-of-type(1) {
    -webkit-transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="2"] li:nth-of-type(2) {
    -webkit-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="2"] li:nth-of-type(3) {
    -webkit-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="2"] li:nth-of-type(4) {
    -webkit-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="2"] li:nth-of-type(5) {
    -webkit-transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(29vw, 44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="3"] li:nth-of-type(1) {
    -webkit-transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    opacity: 0;
  }
  .business-dev .circle[data-active="3"] li:nth-of-type(2) {
    -webkit-transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="3"] li:nth-of-type(3) {
    -webkit-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="3"] li:nth-of-type(4) {
    -webkit-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="3"] li:nth-of-type(5) {
    -webkit-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, 25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="4"] li:nth-of-type(1) {
    -webkit-transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    opacity: 0;
  }
  .business-dev .circle[data-active="4"] li:nth-of-type(2) {
    -webkit-transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(0, 0) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    opacity: 0;
  }
  .business-dev .circle[data-active="4"] li:nth-of-type(3) {
    -webkit-transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(29vw, -44vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="4"] li:nth-of-type(4) {
    -webkit-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(46vw, -25vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
  .business-dev .circle[data-active="4"] li:nth-of-type(5) {
    -webkit-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    -ms-transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
    transform: translate(50%, 0%) translate(52vw, 0vw) translate(-50%, 0%) translate(-36px, 0px) rotateZ(-90deg);
  }
}

.business-dev .business_devbg {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 280px;
  z-index: -1;
}

.business-dev .business_devbg .img {
  width: 100%;
  height: 100%;
}

@media (max-width: 992px) {
  .business-dev {
    -webkit-transition: all .4s;
    -o-transition: all .4s;
    transition: all .4s;
    margin-top: 50px;
    height: 110vw;
  }
  .business-dev .circle {
    right: auto;
    left: 50%;
    top: 0%;
    -webkit-transform: translateX(-50%) rotateZ(90deg);
        -ms-transform: translateX(-50%) rotate(90deg);
            transform: translateX(-50%) rotateZ(90deg);
  }
  .business-dev .circle li {
    display: inline-block;
    text-align: center;
    z-index: 100;
    -webkit-transform-origin: top;
        -ms-transform-origin: top;
            transform-origin: top;
  }
  .business-dev .circle li span {
    margin: 5px 0;
    display: block;
  }
  .business-dev .circle li p {
    width: auto;
    width: 6em;
    white-space: normal;
    height: auto;
  }
  .business-dev .circle li::before {
    text-align: center;
    -webkit-transform: translate(0);
        -ms-transform: translate(0);
            transform: translate(0);
  }
  .business-dev .circle li.active span {
    font-size: 30px;
  }
  .business-dev .circle li.active p {
    font-size: 16px;
  }
  .business-dev .circle .bg_box .bg {
    height: 100%;
    margin-top: 0;
    bottom: 0;
    width: 100%;
    -webkit-transform: rotateZ(-90deg);
        -ms-transform: rotate(-90deg);
            transform: rotateZ(-90deg);
    -webkit-transform-origin: unset;
        -ms-transform-origin: unset;
            transform-origin: unset;
  }
  .business-dev .txt_block h3 {
    font-size: 30px;
  }
  .business-dev .txt_block .box {
    width: 50vw;
    text-align: center;
    bottom: 30px;
    left: 50%;
    -webkit-transform: translate(-50%, 0);
        -ms-transform: translate(-50%, 0);
            transform: translate(-50%, 0);
  }
  .business-dev .txt_block .box p {
    text-align: center;
  }
  .business-dev .txt_block .box.active {
    -webkit-transform: translate(-50%, 0);
        -ms-transform: translate(-50%, 0);
            transform: translate(-50%, 0);
  }
  .business-dev .txt_block .more {
    margin-top: 50px;
  }
}

@media (max-width: 768px) {
  .business-dev {
    min-height: 750px;
  }
  .business-dev .txt_block .box {
    width: calc(100% - 30px);
  }
  .business-dev .txt_block .box h3 {
    font-size: 26px;
  }
  .business-dev .txt_block .box .more {
    margin-top: 20px;
  }
}

@media (max-width: 500px) {
  .business-dev .circle li p {
    font-size: 12px;
  }
}