* {
  margin: 0;
  padding: 0;
  font-family: 'Microsoft YaHei';
}
i{ font-style: normal}
ul, ol, li {
  list-style: none;
}

li {
  cursor: pointer;
}

img {
  vertical-align: top;
}

a {
  text-decoration: none;
  cursor: pointer;
  color: #000;
}

html,body {
  width: 100%;
  overflow-x: hidden;
}
.wraps{
  position: relative;
  width: 1920px;
  left: 50%;
  margin-left: -960px;
}

#banner{
  width: 1920px;
  height: 992px;
  position: relative;
  background: url(../img/banner_bg1.jpg) 0 0 no-repeat,
              url(../img/banner_bg2.jpg) 0 245px no-repeat,
              url(../img/banner_bg3.jpg) 0 542px no-repeat,
              url(../img/banner_bg4.jpg) 0 757px no-repeat;
}
#banner #nav {
  width: 100%;
  height: 82px;
  background: rgba(0,0,0,.6);
  position: absolute;
  top: 0;
  left: 0;
  z-index: 9;
  /* background-size: 100% 100%; */
}
#banner #nav ul {
  display: flex;
  width: 1066px;
  height: 82px;
  margin: 0 auto;
}

#banner #nav ul li {
  flex: 1;
  text-align: center;
  color: #fff;
}

#banner #nav ul li p{
  font-size: 22px;
  line-height: 82px;
}
#banner #nav ul li a{
  color: #fff;
}

#banner #nav ul li a:hover {
  color: #EFDF3F;
}

#banner #nav ul li a:visited {
  color: #fff;
}

#banner #nav ul li a:hover {
  color: #EFDF3F;
}


.down{
  width: 627px;
  height: 183px;
  background: url(../img/down_bg.png) no-repeat;
  position: absolute;
  top: 729px;
  left: 650px;
  z-index: 99;
  -webkit-transform: translate3d(0,100%,0);
  transform: translate3d(0,100%,0);
}
.ewm{
  width: 118px;
  height: 118px;
  position: absolute;
  top: 28px;
}
.ewm img{width: 100%;height: 100%;}
.ewm1{left: 64px;}
.ewm2{left: 255px;}
.btn{
  width: 170px;
  height: 64px;
  position: absolute;
  right: 43px;
}
.btn:hover{
  background: rgba(255,255,255,.1);
}
.btn a{display:block;width: 100%;height: 100%;}
.btn1{top: 21px;}
.btn2{top: 92px;}

.bb{
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 10;
}

#main{
  height: 3459px;
  background: url(../img/main_bg1.jpg) 0 0 no-repeat,
  url(../img/main_bg2.jpg) 0 1212px no-repeat;
  padding-top: 1px;
}

#box1{
  height: 851px;
  overflow: hidden;
}
.main1{
  width: 562px;
  margin: 185px 0 0 910px;
  color: #CCD0DD;
}
.tabs{
  height: 39px;
  line-height: 39px;
  text-align: center;
  font-size: 20px;
}
.tabs div{
  float: left;
  width: 90px;
  cursor: pointer;
}
.tabs div:hover,.tabs .act,.news-main p:hover a{color: #fff;}
.news-main{
  margin-top: 8px;
  line-height: 40px;
}
.news-main p{
  height: 40px;
  padding: 0 5px;
  border-bottom: 1px dashed #CCD0DD;text-indent: 20px;transition: .1s;-webkit-transition: .1s;cursor: pointer;    overflow : hidden;
}
.news-main a{color: #CCD0DD;display: inline-block;width: 100%;height: 100%;  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;}
.news-main>div{display: none;}
.news-main p:hover{text-indent: 0;}

#box2{
  height: 782px;
}
.main2{
  width: 868px;
  margin: 0 auto;
}
.main2 .swiper-slide{
  width: 400px;
  height: 492px;
  border: 2px solid #8A8FA2;
  overflow: hidden;
}
.main2 .swiper-slide img{
  width: 880px;
  margin: 0px 0 0 -216px;
}
.imgs{
  width: 1057px;
  height: 552px;
  border: 2px solid #8A8FA2;
  margin: 0 auto 43px;
}
.imgs img{width: 100%;height: 100%;}