.top {
  height: 170px;
  background: url("../images/top-bg.jpg") no-repeat center;
  overflow: hidden;
  padding-top: 57px;
}
.top .mains {
  width: 1510px;
  margin: 0 auto;
}
.top a {
  display: block;
  float: left;
  border-right: 5px solid #ddd;
  padding-right: 24px;
  margin-right: 24px;
}
.top a img {
  display: block;
}
.top h1 {
  float: left;
  color: #333;
  letter-spacing: 5px;
  line-height: 50px;
  font-size: 45px;
}
.top h1 span {
  color: #ff9900;
}
.top p {
  float: right;
  text-align: right;
  letter-spacing: 0;
  margin-top: -16px;
}
.top p span {
  font-size: 24px;
  letter-spacing: 10px;
  line-height: 26px;
}
.top p span:nth-child(1) {
  color: #0066cc;
  font-size: 32px;
}
.top p span:nth-last-child(1) {
  font-family: Impact;
  font-size: 50px;
  letter-spacing: 0;
  line-height: 60px;
}
.top-nav {
  height: 45px;
  font-size: 17px;
  color: #fff;
  background-image: linear-gradient(to bottom, #163675, #608ed8);
  position: absolute;
  width: 1201px;
  margin: 0 auto;
  left: 0;
  right: 0;
  top: 0;
}
.top-nav .top-nav-con {
  height: 100%;
}
.top-nav .top-nav-con .ul1 {
  height: 100%;
}
.top-nav .top-nav-con .ul1 .li1 {
  float: left;
  height: 100%;
  letter-spacing: 2px;
  position: relative;
  line-height: 40px;
  text-align: center;
}
.top-nav .top-nav-con .ul1 .li1:hover {
  background-image: linear-gradient(to bottom, #7cadfb, #2c59a7);
}
.top-nav .top-nav-con .ul1 .li1:nth-last-child(1) a {
  border-right: 0 none;
}
.top-nav .top-nav-con .ul1 .li1 .a1 {
  color: #fff;
  height: 100%;
  text-align: center;
  padding: 0 62px;
  position: relative;
  font-weight: 700;
}
.top-nav .top-nav-con .ul1 .li1 .a1 span {
  font-size: 12px;
  letter-spacing: 1px;
}
.top-nav .top-nav-con .ul1 .li1 .a1 i {
  position: absolute;
  width: 3px;
  height: 30px;
  left: -2px;
  bottom: 0;
  background-color: #000;
  display: none;
}
.top-nav .top-nav-con .ul1 .li1 .ul2-box {
  width: 200px;
  background-color: #0066cc;
  position: absolute;
  left: 0;
  top: 45px;
  z-index: 99;
  display: none;
  border: 1px solid #000;
}
.top-nav .top-nav-con .ul1 .li1 .ul2-box .ul2 {
  padding: 0 10px;
}
.top-nav .top-nav-con .ul1 .li1 .ul2-box .ul2 li {
  line-height: 50px;
  border-bottom: 1px solid #d6d6d6;
}
.top-nav .top-nav-con .ul1 .li1 .ul2-box .ul2 li:nth-last-child(1) {
  border-bottom: 0 none;
}
.top-nav .top-nav-con .ul1 .li1 .ul2-box .ul2 li a {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
}
.slide {
  position: relative;
}
.slide .item a {
  display: block;
}
.slide .item a img {
  display: block;
}
.slide .carousel-indicators li {
  background-color: #9fa2a4;
  border: 0 none;
  margin: 0 10px;
}
.slide .carousel-indicators li.active {
  background-color: #000;
}
.index-search {
  height: 60px;
  background-color: #ddd;
}
.index-search .search-box-left {
  width: 600px;
}
.index-search .search-box-left p {
  font-weight: 700;
  font-size: 20px;
  line-height: 60px;
  display: inline-block;
  color: #333;
  float: left;
}
.rexian{
  font-weight: 700;
  font-size: 20px;
  line-height: 60px;
  color: #333;
  width: 300px;
  float: left;
  letter-spacing: 2px;
}
.rexian span{
  font-weight: 400;
}
.index-search .search-box-left ul {
  float: left;
}
.index-search .search-box-left ul li {
  float: left;
  line-height: 60px;
  width: 150px;
  padding-left: 20px;
}
.index-search .search-box-left ul li a {
  color: #333;
  font-size: 17px;
}
.index-search .search-box-left ul li a:hover {
  border-bottom: 1px solid #333;
}
.index-search .search-box-right {
  width: 240px;
  position: relative;
  padding-top: 15px;
}
.index-search .search-box-right .input-box {
  width: 240px;
  height: 30px;
  position: relative;
  overflow: hidden;
}
.index-search .search-box-right .input-box input {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid #333;
  padding: 0 40px 0 10px;
}
.index-more {
  margin: 30px 0;
}
.index-more a {
  display: block;
  text-align: center;
  color: #333;
  position: relative;
  width: 288px;
  height: 20px;
  font-size: 18px;
  font-weight: 700;
  line-height: 18px;
  margin: 0 auto;
  letter-spacing: 3px;
}
.index-more a i {
  position: absolute;
  width: 60px;
  height: 2px;
  background-color: #333;
  left: 0;
  top: 9px;
}
.index-more a .i2 {
  right: 0;
  left: auto;
}
.index-title {
  text-align: center;
  margin-top: 100px;
  letter-spacing: 2px;
  margin-bottom: 40px;
}
.index-title p:nth-child(1) {
  font-size: 58px;
  line-height: 70px;
  color: #333;
  font-weight: 700;
  letter-spacing: 10px;
}
.index-title p:nth-child(2) {
  height: 44px;
  line-height: 37px;
  color: #333;
  letter-spacing: 6px;
  font-size: 26px;
  font-weight: 700;
}
.index-title p:nth-child(3) {
  height: 60px;
  width: 330px;
  border-top: 5px solid #fff;
  position: relative;
  margin: -11px auto;
}
.index-title p:nth-child(3) .i1 {
  width: 100px;
  height: 7px;
  background-color: #333;
  position: absolute;
  left: 0;
  top: 3px;
}
.index-title p:nth-child(3) .i2 {
  width: 100px;
  height: 7px;
  background-color: #333;
  position: absolute;
  right: 0;
  top: 3px;
}
.index-title p:nth-child(3) .i3 {
  width: 12px;
  height: 12px;
  position: absolute;
  left: 0;
  right: 0;
  border-radius: 50%;
  background-color: #333;
  bottom: 16px;
  margin: 0 auto;
}
.index-title p:nth-child(3) .i4 {
  width: 6px;
  height: 6px;
  position: absolute;
  left: 0;
  right: 0;
  border-radius: 50%;
  background-color: #333;
  bottom: 0;
  margin: 0 auto;
}
.index-title p:nth-child(3) span {
  letter-spacing: 0;
  font-size: 12px;
  line-height: 12px;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  margin: 0 auto;
}
.index-search .search-box-right .input-box a {
  position: absolute;
  right: 0;
  top: 0;
  width: 30px;
  height: 30px;
  background-color: #000;
  color: #fff;
  text-align: center;
  line-height: 30px;
  font-size: 16px;
}
.index-product-list ul {
  position: relative;
  margin-right: -30px;
}
.index-product-list ul li {
  float: left;
  width: 285px;
  margin-bottom: 20px;
  margin-right: 20px;
}
.index-product-list ul li:nth-child(4n+1){clear:left;}
.index-product-list ul li a {
  display: block;
  position: relative;
  color: #fff;
  overflow: hidden;
}
.index-product-list ul li a:hover div {
  bottom: 0;
}
.index-product-list ul li a img {
  width: 100%;
}
.index-product-list ul li a div {
  height: 120px;
  background-color: rgba(0, 102, 204, 0.6);
  position: absolute;
  bottom: -80px;
  width: 100%;
  transition: all 0.5s;
}
.index-product-list ul li a div .index-pro-name {
  height: 40px;
  line-height: 40px;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  text-align: center;
  padding: 0 10px;
  letter-spacing: 2px;
}
.index-product-list ul li a .index-pro-txt {
  font-size: 14px;
  letter-spacing: 3px;
  line-height: 26px;
  text-align: center;
  padding: 0 17px;
}
.index-product-list ul li a .index-pro-txt .index-pro-more {
  display: block;
  font-weight: 700;
  text-align: center;
}
.footer {
  background-color: #333;
  margin-top: 120px;
}
.footer .footer-top {
  line-height: 60px;
  height: 60px;
  background-color: #ddd;
}
.footer .footer-top .main {
  position: relative;
}
.footer .footer-top .main span {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 3px;
  color: #333;
}
.footer .footer-top .main ul {
  display: inline-block;
}
.footer .footer-top .main ul li {
  display: inline-block;
  margin: 0 20px;
}
.footer .footer-top .main ul li a {
  font-size: 16px;
  letter-spacing: 2px;
  color: #000;
}
.footer .footer-top .main ul li a:hover {
  border-bottom: 2px solid #000;
  font-weight: 700;
}

.footer .footer-bottom {
  height: 320px;
  background-color: #1978d1;
}
.go-top {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  text-align: center;
  line-height: 60px;
  font-size: 38px;
  color: #fff;
  position: absolute;
  right: 0;
  top: -26px;
}
.go-top a {
  font-size: 57px;
  line-height: 54px;
  background-color: #fff;
  color: #ff9900;
  border-radius: 50%;
}
.footer .footer-bottom .main {
  text-align: center;
  position: relative;
}
.footer .footer-bottom .main .footer-bottom-p1 {
  padding-top: 36px;
}
.footer .footer-bottom .main .footer-bottom-p2 {
  letter-spacing: 5px;
  color: #fff;
  margin: 10px 0;
  padding: 0 180px;
  line-height: 34px;
}
.footer .footer-bottom .main .footer-bottom-ul2 {
  width: 100%;
  padding-bottom: 10px;
}
.footer .footer-bottom .main .footer-bottom-ul2 li {
  width: 50%;
  float: left;
  font-size: 18px;
  line-height: 36px;
  color: #fff;
  text-align: left;
  padding-left: 181px;
  letter-spacing: 2px;
}
.footer .footer-bottom .main .footer-bottom-ul2 li:nth-child(2n) {
  padding-left: 122px;
}
.footer .footer-bottom .main .footer-bottom-ul2 li span {
  font-weight: 700;
}
.footer .footer-bottom .main .footer-bottom-p3 {
  color: #dfe8f6;
  text-align: center;
  letter-spacing: 3px;
  margin-top: 10px;
}
.product-left-logo {
  margin-bottom: 10px;
  width: 290px;
  height: 90px;
  text-align: center;
  line-height: 90px;
  background-color: #1978d1;
  padding:0 20px;
}
.product-left-logo img{
  width: 100%;
}
.product-left {
  width: 290px;
  float: left;
}
.product-center-left-ul li {
  line-height: 60px;
  background-color: #0066cf;
  text-align: right;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 3px;
  letter-spacing: 9px;
  overflow: visible;
}