* {
  margin: 0;
  padding: 0;
  text-decoration: none;
  list-style: none;
}
.clear-fix {
  clear: both;
}
.nav-wrap {
  max-width: 1440px;
  margin: 0 auto;
  padding-top: 10px;
}
.nav-welcome {
  box-sizing: border-box;
  line-height: 30px;
  font-size: 15px;
  /* padding-left: 50px; */
}
.phone-icon {
  vertical-align: middle;
  margin-right: 5px;
}
.phone-text {
  font-weight: 600;
  font-size: 18px;
}
.welcome-text {
  color: #2558a7;
  font-weight: 600;
  margin-left: 50px;
}
.nav-logo-and-flink {
  box-sizing: border-box;
  border-bottom: 0px solid #9c9e9e;
  overflow: hidden;
  margin-bottom: 5px;
  height: 83px;
  line-height: 130px;
  padding-bottom: 10px;
}
.nav-logo {
  float: left;
  height: 100%;
}
.nav-logo img {
  vertical-align: middle;
  width: 250px;
  /* height: 100%; */
}
.nav-flink {
  float: right;
}
.nav-flink-list {
  overflow: hidden;
}
.nav-flink-list li {
  float: left;
  font-weight: 600;
  text-align: center;
}
.nav-flink-list li.tip {
  margin-right: 5px;
  color: #5d6062;
  font-size: 15px;
}
.nav-flink-list li a {
  color: #225dc8;
  font-size: 15px;
}
.nav-links {
  width: 100%;
  margin: 0 auto;
  z-index: 100000;
  /* 必须设置最高层 */
}
.nav-link-list {
  float: right;
  font-size: 16px;
  margin: 10px 0;
}
.nav-link-list .link-item:hover {
  /* background-color: #ccc; */
}
.nav-link-list li {
  float: left;
  position: relative;
  width: 130px;
  margin: 2px 0;
  text-align: center;
}
.nav-link-list li a {
  display: inline-block;
  width: 100%;
  height: 100%;
  color: #5d6062;
  font-weight: 600;
}
.nav-link-list li img.triangle {
  position: absolute;
  right: 15px;
  top: 10px;
}
.nav-link-list li img.triangle.product-link {
  right: 10px;
}
.nav-link-list li:hover img.triangle {
  transform: rotateZ(180deg);
}
.nav3 {
  position: absolute;
  overflow: hidden;
  transition: all 0.7s ease;
  -moz-transition: all 0.7s;
  display:none;
	visibility: hidden;
  height: 0;
  color: #000;
  background: #fff;
  left: 0;
  /* Firefox 4 */
  -webkit-transition: all 0.7s;
  /* Safari and Chrome */
  font-size: 14px;
	z-index: 999;
  font-weight: 400;
}
.nav3 li a {
  padding: 18px 0 0 0;
}
.nav-link-list .link-item:hover .nav3 {
  display:block;
	visibility: visible;
  height: auto;
}
/*就是当鼠标悬浮在li 上面的时候，让他子元素中的 nav3 显示可见*/
.nav2 .li:hover .nav3 {
  height: 180px;
}
.nav2 .li:nth-child(3):hover .nav3 {
  height: 240px;
}
.head-btn {
  display: none;
}

/*底部版权*/
.bottom_weap {
  width: 100%;
  height: 200px;
  margin-top: 20px;
}
.bottom_box {
  border-bottom: 1px solid #ccc;
  margin-top: 20px;
  margin-bottom: 10px;
}
.bottom_text {
  width: 80%;
  margin: auto;
  text-align: center;
}
.bottom_text p {
  line-height: 29px;
}
/* 分页 */
.container {
  background: #fdfdfd;
  padding: 1rem;
  margin: 3rem auto;
  border-radius: 0.2rem;
  counter-reset: pagination;
  text-align: center;
}
.container:after {
  clear: both;
  content: "";
  display: table;
}
.container ul {
  width: 100%;
}
.large {
  width: 45rem;
}
.pagination ul li {
  list-style: none;
  display: inline;
  padding: 0px 3px;
}
.pagination li {
  counter-increment: pagination;
}
.pagination li:hover a {
  color: #fdfdfd;
  background-color: #0a6ea0;
}
.pagination li.active a {
  color: #fdfdfd;
  background-color: #05557e;
}
.pagination li:first-child a:after {
  content: "<";
}
.pagination li:nth-child(2) {
  counter-reset: pagination;
}
.pagination li:last-child a:after {
  content: ">";
}
.pagination li a {
  border: solid 1px #d6d6d6;
  border-radius: 0.2rem;
  color: #7d7d7d;
  text-decoration: none;
  text-transform: uppercase;
  display: inline-block;
  text-align: center;
  padding: 0.5rem 0.9rem;
}
.pagination li a:after {
  content: " "counter(pagination) " ";
}
.large li a {
  display: none;
}
.large li:first-child a {
  display: inline-block;
}
.large li:first-child a:after {
  content: "<";
}
.large li:nth-child(2) a {
  display: inline-block;
}
.large li:nth-child(3) a {
  display: inline-block;
}
.large li:nth-child(4) a {
  display: inline-block;
}
.large li:nth-child(5) a {
  display: inline-block;
}
.large li:nth-child(6) a {
  display: inline-block;
}
.large li:nth-child(7) a {
  display: inline-block;
}
.large li:nth-child(8) a {
  display: inline-block;
}
.large li:last-child a {
  display: inline-block;
}
.large li:last-child a:after {
  content: ">";
}
.large li:nth-last-child(2) a {
  display: inline-block;
}
.large li:nth-last-child(3) {
  display: inline-block;
}
.large li:nth-last-child(3):after {
  padding: 0 1rem;
  content: "...";
}
.banner_about {
  width: 100%;
  /* height: 500px; */
}
.banner_about img {
  width: 100%;
  height: 100%;
}
@media screen and (max-width: 768px) {
	.nav-welcome{display:none;}
	.nav-flink{display:none;}
  .nav-logo-and-flink {
    height:45px;
  }
  .nav-logo img {
    height:35px;
	  width:auto;
  }
.nav-links{width:100%; }
.nav-links .nav-link-list{position:absolute; top:45px; left:0; right:0;width:100%; background:#f2f2f2; z-index: 9999;display:none;}
  .nav-link-list li {
    width: 100%;
	  line-height: 45px;
	  border-bottom:1px #ddd solid;
	}  .nav-link-list li:last-child{border-bottom:0;}
.nav3{display:none;}
  .nav-link-list li img.triangle {
    right: 12px;display:none;
  }
  .nav-link-list li img.triangle.product-link {
    right: 5px;display:none;
  }
	.nav-link-list .link-item:hover .nav3 {display:none;}
  .head-btn {
    padding: 10px 10px 0 10px;
    height: 30px;
    display: block;
    float: right;
    position: absolute;
    top: 10px;
    right: 0px;
    background: #fff;
    width: 30px;
  }
  .head-btn:before {
    content: '';
    display: block;
    width: 28px;
    height: 3px;
    background-color: #0354a6;
    transition: all .3s ease;
    -webkit-transition: all .3s ease;
  }
  .head-btn:after {
    content: '';
    display: block;
    width: 28px;
    height: 3px;
    background-color: #0354a6;
    transition: all .3s ease;
    -webkit-transition: all .3s ease;
  }
  .head-btn i {
    margin: 5px 0;
    display: block;
    width: 18px;
    height: 3px;
    background-color: #0354a6;
  }
  .head-btn.active i {
    background-color: none;
    width: 0px;
    display: none;
    opacity: 0;
  }
  .head-btn.active:before {
    content: "";
    transform: rotate(-45deg);
    position: absolute;
    width: 30px;
    color: #fff;
    right: 10px;
    top: 18px;
  }
  .head-btn.active:after {
    content: "";
    transform: rotate(45deg);
    position: absolute;
    width: 30px;
    color: #fff;
    right: 10px;
    top: 18px;
  }
}
@media screen and (max-width: 660px) {
  .nav-wrap {
    padding-top: 10px;
  }
 
  .phone-icon {
    width: 15px;
    height: 15px;
    margin-right: 0;
  }
}