.big {
  max-width: 100%;
  height: 80vh;
  margin: 0 auto;
  position: relative;
  background-color: #fff; }

.big-box {
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  overflow: hidden; }

.big-box .big-pic {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  -webkit-transform: scale(1.1);
  -ms-transform: scale(1.1);
  transform: scale(1.1);
  -webkit-transition: all 8s;
  -o-transition: all 8s;
  transition: all 8s; }

.big-box.move .big-pic {
  -webkit-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1); }

.main-alph {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  margin: 0 auto 63px;
  max-width: 500px;
  top: -25px;
  z-index: 3; }
  .main-alph p {
    font-weight: 200;
    font-size: 200px;
    line-height: 30px;
    text-align: center;
    font-family: 'Montserrat'; }
    .main-alph p span {
      font-size: 17px;
      letter-spacing: 0.1em;
      line-height: 0;
      right: 7px; }

.icons {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -ms-flex-pack: distribute;
  justify-content: space-around;
  max-width: 900px;
  padding: 0px 80px 60px;
  margin: 0 auto; }
  .icons .icon {
    max-width: 150px;
    margin: 0 20px; }
    .icons .icon img {
      display: block;
      margin-bottom: 16px; }
    .icons .icon p {
      font-weight: 400;
      font-size: 17px;
      line-height: 26px;
      text-align: center;
      color: #49ABD0; }

.tabs {
  max-width: 240px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  margin: 0 auto;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  border-bottom: 1px solid rgba(0, 0, 0, 0.03);
  padding: 12px 8px; }
  .tabs .tab {
    /*font-family: 'Roboto';
    font-style: normal;
    font-weight: 400;
    font-size: 17px;
    line-height: 22px;*/
    color: rgba(157, 157, 157, 0.85);
    cursor: pointer; }

.active {
  color: #8DD1F4 !important; }
  .active:after {
    content: '';
    width: 100%;
    height: 2px;
    background-color: #8DD1F4;
    position: absolute;
    bottom: -13px;
    left: 0; }

.center_p {
  /*color: #878787;
  line-height: 180%; */
}
  .english_tt {
    font-weight: 600; }
.normal-space {letter-spacing: 0em; font-weight: 200;}

#history_block {
  max-width: 1070px;
  /*max-width: 800px;*/
 }

#experience_block {
  max-width: 1200px; }

#furnish_block {
  max-width: 600px; }

.block {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: distribute;
  justify-content: space-around;
  margin: 60px auto; }
  .block .left_line,
  .block .right_line {
    width: 50%; }
  .block .event {
    min-height: 40px;
    padding-bottom: 60px; }
    .block .event:before {
      content: '';
      width: 1px;
      height: calc(100% - 30px);
      background-color: #E4E4E4;
      position: absolute;
      left: 9px;
      top: 22px; }
    .block .event .dot {
      display: inline-block;
      vertical-align: top;
      width: 18px;
      height: 18px;
      border-radius: 9px;
      border: 1px solid #EDEBEB; }
      .block .event .dot:before {
        content: '';
        width: 10px;
        height: 10px;
        border-radius: 5px;
        border: 1px solid #EDEBEB;
        background-color: #ABDDEF;
        position: absolute;
        left: 50%;
        top: 50%;
        -webkit-transform: translate(-50%, -50%);
        -ms-transform: translate(-50%, -50%);
        transform: translate(-50%, -50%); }
    .block .event p {
      display: inline-block;
      vertical-align: top;
      /*line-height: 18px;
      font-weight: 400;*/ }
      .block .event p:first-of-type {
        padding-left: 8px;
        color: #49ABD0; }
      .block .event p:last-of-type {
        padding-left: 16px;
        /*color: #878787;*/
        max-width: 70%; }

.type {
  margin-bottom: 40px; }

.bg_text {
  font-family: 'Montserrat';
  font-size: 80px;
  font-weight: 200;
  font-style: italic;
  color: rgba(171, 221, 239, 0.35);
  margin-left: 120px;
  line-height: 120px;
  left: -100%; }

.r-word {
  font-weight: 300;
  font-size: 20px;
  line-height: 36px;
  letter-spacing: 0.1em;
  text-align: right;
  font-style: normal;
  /*color: black;*/
  position: absolute;
  right: 120px;
  bottom: 0; }

.bg_text.show {
  left: 0; }

.member.show {
  margin-left: 10%; }

.link_arrow {
  /*color: black;*/
  display: block;
  width: 165px;
  margin-top: 38px;
  margin-bottom: 165px;
  margin-left: 10%; }

.polygon {
  position: absolute;
  z-index: 0; }

.top_left_1 {
  left: 10px;
  top: 120px; }

.top_left_2 {
  left: 0px;
  top: 240px;
  opacity: 0.5; }

.top_left_3 {
  left: 0;
  top: 440px; }

.top_right_1 {
  right: 0;
  top: 360px; }

.top_right_2 {
  right: 90px;
  top: 500px; }

.mid_left {
  left: 0;
  top: 0; }

.mid_right {
  right: 110px;
  top: 0; }

@media (max-width: 430px) {
  .big {
    max-width: 100%;
    height: 200px; }
  .main-alph {
    margin-left: 45px;
    margin-right: 45px;
    margin-bottom: 10px;
    margin-top: 70px; }
    .main-alph p {
      color: black;
      font-size: 100px;
      font-weight: 300; }
  .center_p {
    text-align: left;
    padding: 0 16px;
    /*margin-bottom: 42px;*/
    margin-bottom: 24px;
    }
    
  .icons {
    /*padding: 16px;*/ }
    .icons .icon {
      max-width: 180px;
      margin-bottom: 0px;
      padding-bottom: 0px;
   }
    .icons .icon img{
        margin-bottom: 4px;
    }
    
  .tabs {
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    max-width:320px;
    }
    .tabs .tab {
      margin: 0 20px; }
  .center_title {
    font-size: 18px;
    text-align: left;
    padding: 0 16px; }
  .type{
      margin-bottom: 50px;
      margin-top: -10px;
    }
  .link_arrow{
      margin-top: 24px;
      margin-bottom: 65px;
    }
  .bg_text {
    font-size: 60px;
    line-height: 65px;
    margin-left: 0px;
    text-align: center;
    color: rgba(171, 221, 239, 1);
}
  .r-word {
    font-size: 18px;
    right: 85px;
    bottom: -30px; }
  .member.show {
    width: 100%;
    margin-left: 0; }
  .block {
    -ms-flex-wrap: wrap;
    flex-wrap: wrap; }
    .block .left_line,
    .block .right_line {
      width: 100%;
      padding: 0 8px; } }