body {
  margin: 0;
  padding: 0;
  background: black;
}
table {
  margin: 0;
  padding: 0;
}
img {
  margin: 0;
  padding: 0;
}
div {
  margin: 0;
  padding: 0;
}
th {
  margin: 0;
  padding: 0;
}
td {
  margin: 0;
  padding: 0;
}
ol,
ul {
  list-style: none;
}
.people_intro {
  height: 100vh;
}
.people_intro .hc-banner {
  margin: 0;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  position: relative;
}
.people_intro .hc-banner .banner li {
  width: 100%;
  height: 50vw;
  position: absolute;
  left: 0;
  top: 0;
  background-position: center;
  background-size: cover;
  overflow: hidden;
}
.people_intro .hc-banner .banner li .people_intro {
  background: url("../images/12951221,1920,1080.jpg") 100%;
  height: 50vw;
  width: 100vw;
  background-size: 100%;
}
.people_intro .hc-banner .banner li .people_intro .intro_title {
  position: absolute;
  padding-top: 10vw;
  left: 44vw;
  margin: 4vw 0 0 0;
  width: 60vw;
  z-index: 3;
  animation: intro_title 1.2s linear;
}
.people_intro .hc-banner .banner li .people_intro .intro_title span {
  display: block;
  width: 100%;

  overflow: hidden;
  font-size: 3vw;
  color: white;
  font-family: cursive;
}
.people_intro .hc-banner .banner li .people_intro .intro {
  position: absolute;
  margin: 10vw 0 0 0;
  left: 20vw;
  z-index: 3;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index {
  position: absolute;
  top: 0;
  height: 280px;
  display: block;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .intro_text {
  animation: intro_text 2.2s linear;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .intro_text h4 {
  font-size: 1.7vw;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .intro_text .intro_detail {
  max-height: 1.2vw;
  font-size:1.2vw;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .Img{
  padding-top: 10vw;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .Img .s_1 {
  animation: Img_span 1.7s linear;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .Img .s_2 {
  animation: Img_span 2s linear;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .Img .s_3 {
  animation: Img_span 2.3s linear;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .Img span {
  position: absolute;
  display: block;
  width: 15vw;
  height: 15vw;
  background: #fff;
  opacity: 0;
  border-radius: 140px;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .Img img {
  position: absolute;
  display: block;
  width: 15vw;
  height: 15vw;
  z-index: 3;
  border-radius: 140px;
  animation: intro_img 2.5s linear;
}
.people_intro .hc-banner .banner li .people_intro .intro .intro_index .intro_text {
  position: absolute;
  right: 0;
  top: 0;
  width: 30vw;
  text-align: center;
  color: #fff;
  line-height: 1.6vw;
  left: 30vw;
  padding-top: 10vw;
}
@keyframes intro_text {
  0% {
    transform: translate(130vw, 0);
  }
  82% {
    transform: translate(40vw, 0);
  }
  88% {
    transform: translate(-20px, 0);
  }
  94% {
    transform: translate(10px, 0);
  }
  100% {
    transform: translate(0, 0);
  }
}
@keyframes Img_span {
  0% {
    transform: scale(0, 0);
    opacity: 0.3;
  }
  60% {
    transform: scale(0, 0);
  }
  75% {
    transform: scale(1.2, 1.2);
  }
  95% {
    transform: scale(1, 1);
    opacity: 0.3;
  }
  100% {
    opacity: 0;
  }
}
@keyframes intro_img {
  0% {
    opacity: 0;
  }
  70% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
.people_intro .hc-banner ol {
  position: relative;
  display: table;
  margin: 0 auto 0;
  top: 34vw;
  z-index: 10;
  padding-top: 10vw;
}
.people_intro .hc-banner ol li {
  float: left;
  width: 10vw;
  height: 10px;
  margin: 0 10px;
  border-radius: 2px;
  background: rgba(215, 215, 215, 0.5);
  cursor: pointer;
}
.people_intro .hc-banner ol li.red {
  background: #fffdfb;
}


.popular_science_column {
  padding: 4vw 15vw 0 15vw;
  height: 100vh;
  background-color: black;
}
.popular_science_column div .text {
  margin: 0 0 0.5vw 0.5vw;
  height: 19.5vw;
  width: 15.5vw;
  float: left;
  background-color: antiquewhite;
}
.popular_science_column div .img1 {
  padding: 0 0 0.5vw 0.5vw;
  height: 19.5vw;
  width: 15.5vw;
  float: left;
}
.popular_science_column div .img2 {
  padding: 0.5vw 0 0.5vw 0.5vw;
  height: 19.5vw;
  width: 15.5vw;
  float: left;
}
.new {
  border-radius: 5px 5px 0 0;
  position: absolute;
  width: 15.5vw;
}
.new .member-info h3 {
  font-weight: normal;
  margin: 10px 0 0;
  text-transform: uppercase;
  color: white;
  font-size: 2vw;
}
.new .member-info p {
  font-size: 1vw;
  font-weight: 300;
  line-height: 22px;
  padding: 0 30px;
  margin-bottom: 10px;
  color: white;
}
.social-touch span {
  display: inline-block;
  vertical-align: middle;
  margin: 0 2px;
  background-repeat: no-repeat;
  opacity: 0.7;
  transition: 0.3s;
  height: 19.5vw;
  width: 16.5vw;
  word-break: break-all;
  color: white;
  font-size: 1.4vw;
}
.social-touch span:hover {
  opacity: 1;
  transition: 0.3s;
}
.new .social-touch {
  background-color: rgba(255, 255, 255, 0.25);
  left: 0;
  bottom: 0;
  height: 0px;
  overflow: hidden;
  padding: 5px 0 0;
  width: 100%;
  transition: 0.3s;
}
.news {
  float: left;
  width: 15.5vw;
  height: 19.5vw;
  margin-right: 0.5vw;
  margin-left: 0.5vw;
}
.news .news_img img {
  filter: blur(0px);
  width: 15.5vw;
  float: left;
}
.news:hover .social-touch {
  padding: 6px 0;
  height: 25px;
  transition: 0.3s;
}
.news:hover .news_img {
  filter: blur(4px);
  transition: 0.3s;
}
.news1:hover .social-touch {
  padding: 6px 0;
  height: 25px;
  transition: 0.3s;
}
.news1:hover .news_img {
  filter: blur(4px);
  transition: 0.3s;
}
.news1 {
  float: left;
  width: 15.5vw;
  height: 19.5vw;
}
.news1 .news_img img {
  filter: blur(0px);
  width: 15.5vw;
  float: left;
}
.nums {
  float: left;
  width: 32vw;
  height: 19.5vw;
  border-bottom: 1px solid #000000;
  border-left: 1px solid #000000;
  position: relative;
  margin-top: 0.5vw;
  background: #000;
}
.nums_pic {
  width: 15.5vw;
  margin-left: 0.5vw;
  float: left;
}
.nums_pic #num_pic {
  width: 15.5vw;
  opacity: 0.6;
  filter: alpha(opacity=80);
}
.num {
  position: absolute;
  right: 0%;
  top: 0%;
  width: 16vw;
  height: 100%;
  background: rgba(255, 255, 255, 0.82);
}
.num:hover h4 {
  font-size: 12.5px;
  transition: 1s;
}
.num:hover h4 a {
  color: #00000020;
}
.num:hover p {
  color: black;
}
.nums:hover .num-img div #num_pic {
  opacity: 1;
  filter: alpha(opacity=100);
}
.num h3 a {
  text-decoration: none;
  color: #000000;
}
.num-img {
  position: absolute;
  top: 8vw;
  right: 16vw;
}
.num h3 {
  margin: 17px 0 0 0;
  color: #000000;
  font-size: 42px;
  text-align: center;
  font-weight: 300;
}
.num h4 {
  margin: 5px 0 10px 0;
  color: #000000;
  text-align: center;
  font-size: 20px;
  font-weight: 400;
}
.num p {
  margin: 0px auto;
  width: 54%;
  text-align: center;
  font-size: 15px;
  color: #00000070;
}
.nums:hover .nums_pic #num_pic {
  opacity: 1;
  filter: alpha(opacity=100);
  transition: 0.5s;
}
.nums .new {
  border-radius: 5px 5px 0 0;
  position: absolute;
  width: 16vw;
}
.nums .new .member-info h1 {
  text-align: center;
  font-size: 2.5vw
  color: black;
  font-family: cursive;
}
.nums .new .member-info p {
  font-size: 1vw;
  font-weight: 300;
  line-height: 22px;
  padding: 0 30px;
  margin-bottom: 10px;
  color: black;
}
.nums .social-touch span {
  display: inline-block;
  vertical-align: middle;
  margin: 0 2px;
  background-repeat: no-repeat;
  opacity: 0.7;
  transition: 0.3s;
  height: 19.5vw;
  width: 16.5vw;
  word-break: break-all;
  color: black;
}
.nums .social-touch span:hover {
  opacity: 1;
  transition: 0.3s;
}
.nums .new .social-touch {
  background-color: #ffffff;
  left: 0;
  bottom: 0;
  height: 0px;
  overflow: hidden;
  padding: 5px 0 0;
  width: 100%;
  transition: 0.3s;
  text-align: center;
}
.nums .news {
  background: rgba(255, 255, 255, 0.82);
  margin-left: 0;
  margin-right: 0;
  width: 16vw;
  float: left;
  height: 19.5vw;
}
.nums .news .news_img img {
  filter: blur(0px);
  width: 15.5vw;
  float: left;
}
.nums .news:hover .social-touch {
  padding: 6px 0;
  height: 25px;
  transition: 0.3s;
}
.nums .news:hover .news_img {
  filter: blur(4px);
  transition: 0.3s;
}