body {
  background: #F3F4F5;
}
main {
  width: 100%;
  /* height: 704px; */
  position: relative;
  z-index: 10;
}
.headimg {
  width: 78%;
  margin-bottom: 52px;
}
img:before {
  content: "";
  display: inline-block;
  padding-bottom: 100%;
  width: 0.1px; /*必须要有数值，否则无法把高度撑起来*/
  vertical-align: middle;
 }
.txt1, .txt2, .txt3 {
  width: 74%;
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #FBFCFE;
  line-height: 30px;
  margin-bottom: 20px;
}
.section {
  width: 1200px;
  margin: 0 auto;
  padding: 104px 0px 100px;
}
.section-yjy {
  width: 100vw;
  min-width: 1200px;
  height: 704px;
  padding: 174px 18% 0;
  background-image: url(../img/institute/weisinstitute_bg.png);
  background-size: cover;
  background-color: transparent;
  position: relative;
}
.section-yjy .bgimg {
  position: absolute;
  width: 31%;
  height: 100%;
  right: 4%;
  top: 0;
  z-index: 99;
}
.section .section-title {
  display: flex;
  margin-bottom: 30px;
}
.section .section-title img {
  width: 44px;
  height: 50px;
  margin-right: 24px;
}
.section .section-title .text {
  font-size: 40px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #FA6400;
  line-height: 56px;
}
.content .content-name {
  font-size: 36px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #262626;
  line-height: 50px;
  margin-bottom: 20px;
}
.content .content-intro {
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #262626;
  line-height: 30px;
}
.content-person .person-info h3 {
  font-size: 40px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #262626;
  line-height: 56px;
  margin-bottom: 6px;
}
.content-person .person-info p {
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #666666;
  line-height: 30px;
}
.section .content-person {
  width: 800px;
  margin: 0 auto 102px;
  display: flex;
  align-items: center;
}
.content-person img {
  width: 336px;
  height: 336px;
}
.content-p-story {
  width: 1200px;
  margin: 0 auto;
}
.content-p-story .each {
  float: left;
  margin-right: 24px;
}
.content-p-story .each:nth-of-type(1), .content-p-story .each:nth-of-type(2), .content-p-story .each:nth-of-type(3) {
  margin-bottom: 88px;
}
.content-p-story .each:nth-of-type(3), .content-p-story .each:nth-of-type(6) {
  margin-right: 0;
}
.content-p-story .each img {
  width: 384px;
  height: 216px;
  margin-bottom: 20px;
}
.content-p-story .each h4 {
  max-width: 357px;
  font-size: 20px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #262626;
  line-height: 28px;
}

.section-zy {
  width: 100%;
  background: #F3F4F5;
  padding: 100px 18% 100px;
}
.section-zy .content > img {
  width: 100%;
  margin-bottom: 30px;
  margin: 0 auto;
  display: block;
}
.section-zy p {
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #666666;
  line-height: 30px;
  margin-bottom: 30px;
}
.section-zy .content-p-story {
  display: flex;
  width: 100%;
}
.section-zy .content-p-story .story-l {
  width: 41%;
  margin-right: 1%;
}
.section-zy .each {
  margin-bottom: 0 !important;
}
.section-zy .content-p-story .story-l img {
  width: 100%;
  height: auto;
  margin-bottom: 4%;
}
.section-zy .content-p-story .story-r {
  width: calc(100% - 41%);
}
.section-zy .content-p-story .story-r .each {
  float: left;
  width: 48% !important;
}


.content-p-story .story-r .each:nth-of-type(1), .content-p-story .story-r .each:nth-of-type(2) {
  margin-bottom: 4% !important;
}
.section-zy .content-p-story .story-r .each:nth-of-type(1), .section-zy .content-p-story .story-r .each:nth-of-type(3) {
  margin-right: 1%;
}
.section-zy .content-p-story .story-r .each:nth-of-type(2), .section-zy .content-p-story .story-r .each:nth-of-type(4) {
  margin-right: 0 !important;
}
.section-zy .content-p-story .story-r img {
  width: 100%;
  height: auto;
  margin-bottom: 4%;
}
.section-zy h4 {
  max-width: 100% !important;
  font-size: 1em !important;
}

.section-zj .content-man {
  display: flex;
  align-items: center;
  margin-bottom: 60px;
}
.section-zj .content-man:last-of-type {
  margin-bottom: 0;
}
.section-zj img {
  width: 282px;
  height: 370px;
  margin-right: 77px;
}
.section-zj .name {
  font-size: 30px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #262626;
  line-height: 42px;
}
.section-zj .job {
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #666666;
  line-height: 30px;
}
.section-hy {
  width: 100%;
  padding: 100px 18%;
  background: #F3F4F5;
}
.section-hy .ct-each {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 30px;
  background: #fff;
  margin-bottom: 24px;
}
.section-hy .ct-each .ct-each-l {
  width: calc(408 / 1200 * 100%);
}
.section-hy .ct-each .ct-each-c, .section-hy .ct-each .ct-each-r {
  width: calc(374 / 1200 * 100%);
}
.section-hy .ct-each h3 {
  font-size: 30px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #262626;
  line-height: 42px;
  margin-bottom: 16px;
}
.section-hy .ct-each p {
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #666666;
  line-height: 30px;
}

.section-hy .pic1 {
  width: 100%;
  height: auto;
}

.section-hy .pic2 {
  width: 440px;
  height: 290px;
}

.section-hy .pic3 {
  width: 210px;
  height: 140px;
}
.section-hy .pic4 {
  width: 210px;
  height: 290px;
}
.section-sh p {
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #262626;
  line-height: 30px;
  margin-bottom: 54px;
}
.section-sh img {
  width: 46%;
  height: auto;
}

.mr24 {
  margin-right: 24px;
}
.mr8 {
  margin-right: 8px;
}
.mb10 {
  margin-bottom: 10px;
}
.flex {
  display: flex;
}

.clearfix {
  zoom: 1;
  clear: both;
}
.clearfix::after {
  display: block;
  content: '';

}