.index-search-title{
  font-size: 26px;
  font-family: "cwTeXMing";
  letter-spacing: 5px;
  color: #FFF;
  text-align: center;
  margin-bottom: 40px;
}
.main-box{
  width: 100%;
  max-width: 100%;
  display: block;
  margin: 0 auto;
  background-color: #FFF;
  position: relative;
}

.main-tab-box{
  font-size: 0;
  width: 100%;
  position: relative;
}
.main-tab-list{
  width: 25%;
  display: inline-block;
  vertical-align: top;
  text-align: center;
  font-size: 22px;
  color: #232323;
  letter-spacing: 1px;
  font-family: "cwTeXMing";
  position: relative;
  height: 120px;
  line-height: 120px;
  text-align: center;
  transition: all .5s ease;
}
.main-tab-line{
  width: 100%;
  display: block;
  height: 1px;
  background-color: #d1d1d1;
  position: absolute;
  bottom: 0;
  left: 0;
}
.main-tab-box .main-tab-list:after{
  content: 'none';
  font-size: 0;
  width: 1px;
  height: 70px;
  position: absolute;
  top: calc(50% - 35px);
  right: 0;
  background-color: #d1d1d1;
}

.main-tab-box .main-tab-list:nth-last-child(2):after{
  display: none;
}
.about-list1-box{
  width: 100%;
  display: block;
  position: relative;
  margin-top: 80px;
}
.about-img-box{
  width: 1000px;
  max-width: 100%;
  display: block;
  height: 800px;
  position: relative;
  overflow: hidden;
}
.main-img{
  width: 100%;
  height: 100%;
  display: block;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  transition: all .5s ease;
  position: relative;
}
.about-list-bg-box .main-img,
.about-img-box .main-img{
  height: 120%;
}
.about-list-info-box{
  width: 640px;
  height: 680px;
  max-width: 100%;
  display: block;
  background-color: #f1f1f1;
  padding: 80px 25px;
  box-sizing: border-box;
  position: absolute;
  right: 0;
  top: 150px;
}
.about-list1-tilte{
  font-size: 26px;
  font-family: "cwTeXMing";
  letter-spacing: 3px;
  margin-bottom: 20px;
}
.about-list-line{
  width: 60px;
  display: block;
  height: 1px;
  background-color: #d1d1d1;

  margin-bottom: 25px;
}
.about-list-article-p{
  font-size: 14px;
  color: #525252;
  line-height: 3;
  letter-spacing: 2.3px;
  margin-bottom: 40px;
}
.about-list-article-p-b{
  font-weight: bold;
  color: #000;
}
.about-list-article-p:last-child{
  margin-bottom: 0;
}

.about-list2-box{
  text-align: center;
  width: 100%; 
  margin-top: 100px;
}
.about-list2-tilte{
  font-size: 26px;
  font-family: "cwTeXMing";
  letter-spacing: 3px;
  padding-top: 50px;
  text-align: center;
  width: 100%;
  display: block;
}
.about-list2-p{
  font-size: 14px;
  color: #888888;
  letter-spacing: 2px;
  display: block;
  padding: 10px 0;
}
.about-list2-line{
  width: 1px;
  height: 60px;
  display: block;
  background-color: #d1d1d1;
  transition: all .5s linear;
  margin: 0 auto;
}
.about-list2-info-box{
  width: 800px;
  max-width: 100%;
  display: block;
  margin: 0 auto;
  font-size: 0;
}
.about-list2-line2{
  width: 600px;
  max-width: 100%;
  display: block;
  height: 1px;
  background-color: #d1d1d1;
  transition: all .5s linear; 
  margin: 0 auto;
}

.about-list2-info-list{
  width: 130px;
  max-width: 100%;
  display: inline-block;
  text-align: center;
  vertical-align: top;
  padding-top: 20px;
}
.about-list2-info-box .about-list2-info-list:nth-child(3n+2){
  margin:0 160px;
}
.about-list2-title{
  width: 20px;
  font-size: 16px;
  line-height: 1.6;
  color: #000;
  display: block;
  margin: 0 auto;
}
.about-list2-title-en{
  font-size: 14px;
  color: #00adff;
  padding-top: 10px;
}

/*-------------------------------*/
.about-list3-box{
  margin-top: 50px;
  position: relative;
  overflow: hidden;
}

.about-list3-info-box{
  position: relative;
  width: 100%;
  font-size: 0;
}

.about-list3-info,
.about-list3-img-box{
  width: 50%;
  display: inline-block;
  vertical-align: middle;
}
.about-list3-info{
  padding:0 20px;
  box-sizing: border-box;
}
.about-list3-box .about-list-article-p{
  line-height: 2;
}

.about-list3-img-box{
  height: 765px;
}
.about-list3-mask-box{

    position: absolute;
    z-index: 1;
    top: -116px;
    left: 0;
    overflow: hidden;
    transform: rotate(4deg);
}
.about-list-mask{
    width: 2000px;
    height: 200px;
    background-color: #FFF;
    display: block;
}
.about-list-mask-line{
  width: 100%;
    height: 1px;
    background-color: #d1d1d1;
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
}
.about-list4-box{
  display: block;
  width: 100%;
  position: relative;
}
.about-list-bg-box{
  width: 100%;
  background-color: #000;
  display: block;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  overflow: hidden;
}
.about-list-bg-box .main-img{
  opacity: 0.3;
}
.about-info-box{
  font-size: 0;
  display: block;
  position: relative;
  z-index: 1;
  width: 1100px;
  max-width: 100%;
  margin: 0 auto;
  padding: 168px 0;
}
.about-list4-title{
  width: 20px;
  display: inline-block;
  vertical-align: middle;
  color: #FFF;
  font-size: 26px;
  line-height: 1.6;
  font-family: "cwTeXMing";
}
.about-list4-p-box{
  display: inline-block;
  vertical-align: middle;
  width: calc(100% - 20px);
  color: #FFF;
  font-size: 14px;
  letter-spacing: 2px;
  line-height: 2.5;
  padding: 0 100px;
  box-sizing: border-box;
}