body,
ol,
ul,
h1,
h2,
h3,
h4,
h5,
h6,
p,
th,
td,
dl,
dd,
form,
fieldset,
legend,
input,
textarea,
select {
  margin: 0;
  padding: 0;
}
body {
  font-size: 12px;
  font-family: "Microsoft YaHei", "宋体", "Arial Narrow", HELVETICA;
  background: #fff;
  -webkit-text-size-adjust: 100%;
}
a {
  color: #2d374b;
  text-decoration: none;
}
a:hover {
  color: #1264c0;
  text-decoration: underline;
}
em {
  font-style: normal;
}
li {
  list-style: none;
}
img {
  border: 0;
  vertical-align: middle;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
p {
  word-wrap: break-word;
}
header {
  width: 1300px;
  height: 120px;
  background: #fff;
  margin: 0 auto;
  position: absolute;
  left: 0;
  right: 0;
  z-index: 2;
}
header .top {
  width: 180px;
  height: 116px;
  float: left;
  border-top: 3px solid #172a88;
}
header .top .logo {
  display: inline-block;
  width: 180px;
  height: 116px;
  position: relative;
  z-index: 3;
}
header .top .logo img {
  max-width: 100%;
  max-height: 100%;
  position: absolute;
  margin: auto;
  z-index: 3;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}
header .top .top-msg {
  display: none;
}
header .m-menu {
  width: 100%;
  display: none;
}
header .nav {
  float: right;
  width: 1100px;
  zoom: 1;
  border-top: 3px solid #172a88;
}
header .nav li {
  float: left;
  line-height: 112px;
  padding: 0 20px;
}
header .nav li a {
  font-size: 24px;
  color: #282829;
}
header .nav li a:hover {
  text-decoration: none;
}
header .nav li:hover a {
  color: #172a88;
}
header .nav .logo {
  width: 130px;
  height: 117px;
  background: url(../images/logo.jpg) center no-repeat;
  background-size: 100%;
}
header .nav li:last-child:hover {
  border-bottom: 0;
}
header .nav li:last-child {
  position: relative;
}
header .nav li:last-child a {
  position: relative;
}
header .nav li:last-child a i {
  position: absolute;
  top: 15px;
  right: -20px;
  width: 0;
  height: 0;
  border-top: 5px solid #333;
  border-right: 5px solid transparent;
  border-left: 5px solid transparent;
}
header .nav li:last-child .dropdown {
  background: #fff;
  position: absolute;
  top: 125px;
  left: 20px;
  width: 170px;
  padding-top: 25px;
  padding-bottom: 25px;
  z-index: 2;
  border: 0;
}
header .nav li:last-child .dropdown li {
  float: none;
  line-height: 35px;
  text-align: center;
}
header .nav li:last-child .dropdown li a {
  font-size: 20px;
}
header .nav li:last-child .dropdown li:hover {
  background: #ccc;
}
header .nav li:last-child .dropdown li:hover a {
  color: #333;
}
header .nav .active {
  border-bottom: 3px solid #172a88;
}
header .nav .active a {
  color: #172a88;
}
header .nav:after {
  content: "";
  display: block;
  clear: both;
  overflow: hidden;
  height: 0;
}
.banner .swiper-slide img {
  width: 100%;
  max-height: 700px;
}
.banner .pro-list {
  text-align: center;
  position: relative;
  bottom: 50px;
  z-index: 2;
}
.banner .pro-list img {
  width: 155px;
  height: 155px;
  border-radius: 50%;
  border: 11px solid #5b5b5b;
}
.banner .pro-list img:not(:first-child) {
  margin-left: 54px;
}
footer {
  background: #172a88;
  color: #ccc;
  margin-top: 90px;
  padding-top: 50px;
  padding-bottom: 30px;
}
footer .msg {
  width: 1300px;
  margin: 0 auto;
  margin-bottom: 30px;
  color: #fff;
  zoom: 1;
}
footer .msg li {
  float: left;
}
footer .msg li img {
  float: left;
  margin-right: 15px;
}
footer .msg li div {
  float: left;
  margin-top: 5px;
}
footer .msg li:nth-child(2) {
  margin-left: 330px;
}
footer .msg li:last-child {
  float: right;
}
footer .msg::after {
  content: "";
  display: block;
  visibility: hidden;
  height: 0;
  clear: both;
}
footer .footer-bot {
  text-align: center;
  margin-top: 5px;
}
footer .footer-bot a {
  color: #fff;
}
footer .footer-bot span {
  padding-left: 5px;
  padding-right: 5px;
}
footer .footer-bot b {
  border-left: 2px solid #dfdfdf;
  margin: 0 5px;
  display: inline-block;
  height: 10px;
}
@media (max-width: 496px) {
  header {
    width: 100%;
    height: 110px;
    background: #fff;
    margin: 0 auto;
    position: relative;
    z-index: 2;
  }
  header .top {
    width: 100%;
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 0;
  }
  header .top .logo {
    width: 110px;
    height: 70px;
  }
  header .top .top-msg {
    display: flex;
    justify-content: flex-start;
  }
  header .top .top-msg li {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    font-size: 12px;
    color: #172a88;
    margin-right: 5px;
  }
  header .top .top-msg li b {
    margin-right: 5px;
    display: inline-block;
    width: 20px;
    height: 20px;
    background: url(../images/1.png) center no-repeat;
    background-size: 20px;
  }
  header .top .top-msg li:last-child b {
    flex: 1;
    width: 20px;
    background: url(../images/2.png) center no-repeat;
    background-size: 20px;
  }
  header .top .top-msg::after {
    content: "";
    display: block;
    overflow: hidden;
    clear: both;
    height: 0;
  }
  header .m-menu {
    height: 40px;
    display: flex;
    justify-content: flex-end;
    background: #172a88;
  }
  header .m-menu b {
    width: 40px;
    height: 40px;
    margin-right: 25px;
    background: url(../images/menu.png) center no-repeat;
    background-size: 90%;
  }
  header .m-menu-active {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 3;
    width: 100%;
  }
  header .nav {
    display: none;
    width: 100%;
    zoom: 1;
    border-top: 3px solid #172a88;
    border: 0;
  }
  header .nav li {
    float: left;
    width: 100%;
    line-height: 42px;
    padding: 0;
    padding-left: 0px;
    padding-right: 0px;
    background: #dfdfdf;
  }
  header .nav li a {
    padding-left: 10px;
    display: block;
    font-size: 13px;
    color: #282829;
  }
  header .nav li a:hover {
    text-decoration: none;
  }
  header .nav li:not(:first-child):hover a {
    color: #172a88;
  }
  header .nav .logo {
    display: none;
    width: 130px;
    height: 117px;
    background: url(../images/logo.jpg) center no-repeat;
    background-size: 100% ;
  }
  header .nav li:last-child:hover {
    border-bottom: 0;
  }
  header .nav li:last-child {
    position: relative;
  }
  header .nav li:last-child a {
    position: relative;
  }
  header .nav li:last-child a i {
    position: absolute;
    top: 18px;
    right: 15px;
    width: 0;
    height: 0;
    border-top: 5px solid #333;
    border-right: 5px solid transparent;
    border-left: 5px solid transparent;
  }
  header .nav li:last-child .dropdown {
    background: #dfdfdf;
    position: absolute;
    top: 45px;
    left: 0px;
    width: 100%;
    padding-top: 15px;
    padding-bottom: 15px;
    z-index: 2;
    border: 0;
  }
  header .nav li:last-child .dropdown li {
    float: none;
    line-height: 30px;
    text-align: center;
  }
  header .nav li:last-child .dropdown li a {
    font-size: 14px;
  }
  header .nav li:last-child .dropdown li:hover {
    background: #ccc;
  }
  header .nav li:last-child .dropdown li:hover a {
    color: #333;
  }
  header .nav .active {
    border-bottom: 3px solid #172a88;
  }
  header .nav .active a {
    color: #172a88;
  }
  header .nav-active {
    position: fixed;
    top: 40px;
    left: 0;
    width: 100%;
  }
  header ul:after {
    content: "";
    display: block;
    clear: both;
    overflow: hidden;
    height: 0;
  }
  .banner .swiper-slide img {
    width: 100%;
    min-height: 180px;
  }
  footer {
    background: #172a88;
    color: #ccc;
    margin-top: 30px;
    padding-top: 36px;
    padding-bottom: 30px;
  }
  footer .msg {
    display: none;
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 30px;
    color: #fff;
    zoom: 1;
  }
  footer .msg li {
    float: left;
  }
  footer .msg li img {
    float: left;
    margin-right: 15px;
  }
  footer .msg li div {
    float: left;
    margin-top: 5px;
  }
  footer .msg li:nth-child(2) {
    margin-left: 330px;
  }
  footer .msg li:last-child {
    float: right;
  }
  footer .msg::after {
    content: "";
    display: block;
    visibility: hidden;
    height: 0;
    clear: both;
  }
  footer .footer-bot {
    text-align: center;
    margin-top: 5px;
  }
  footer .footer-bot a {
    color: #fff;
  }
  footer .footer-bot span {
    padding-left: 5px;
    padding-right: 5px;
  }
  footer .footer-bot b {
    border-left: 2px solid #dfdfdf;
    margin: 0 5px;
    display: inline-block;
    height: 10px;
  }
}
@media (max-width: 320px) {
  .banner .swiper-slide img {
    width: 100%;
    min-height: 160px;
  }
}