h2{
 padding-top:0px;
}
.w-1200 {
  width: 1200px;
  min-width: 1200px;
  margin: 0 auto;
}
/* header */
.header-nav-box {
  height: 230px;
  min-width: 1200px;
  background: url(http://jtysj.nantong.gov.cn/ntjy/resource/theme/img/header-bg.png) no-repeat top;
  text-align: center;
}
.m-header {
  padding-bottom: 47px;
  display: inline-block;
  text-align: left;
}
.l-logo {
  display: inline-block;
}
.logo-img {
  float: left;
  width: 94px;
  height: 94px;
  margin-right: 30px;
}
.l-logo-tit {
  float: left;
  margin-top: 40px;
  color: #015293;
}
.l-logo-tit .font42 {
  font-size: 42px;
  font-weight: bold;
  line-height: 63px;
}
.m-link {
  text-align: center;
  font-size: 17px;
  color: #333;
  font-weight: normal;
  line-height: 25px;
}
.icon-line {
  position: relative;
  top: -4px;
  display: inline-block;
  width: 85px;
  height: 1px;
  background: #333;
}
.r-search {
    width: 250px;
    height: 30px;
    margin-top: 80px;
    background: #fff;
    border: 1px solid #015293;
    border-radius: 20px;
    float: right;
}
.r-search>form>a{
    float: right;
    line-height: 28px;
    height: 28px;
    vertical-align: middle;
}
.input-search {
  width: 200px;
  height: 28px;
  margin-left: 10px;
  border: none;
  outline: none;
  border-radius: 5px;
}
.icon-search {
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-right: 10px;
    padding: 7px 0 0 0;
    cursor: pointer;
}
.m-nav {
  height: 50px;
  margin: 0px auto 0;
  padding: 0;
  background: #015293;
}
.m-nav li {
  float: left;
  height: 50px;
  width: 16.66667%;
  line-height: 50px;
  text-align: center;
}
.m-nav li .menu {
  position: relative;
  display: inline-block;
  height: 48px;
  padding: 0 20px;
  margin-top: 2px;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
}
.m-nav li .menu:hover,
.m-nav li.on .menu {
  color: #015293;
  background: #fff;
}
.m-nav-sub {
  display: block;
  visibility: hidden;
  position: absolute;
  top: 48px;
  left: 0;
  width: 112px;
  background: #fff;
  color: #333;
  font-size: 16px;
  line-height: 40px;
  -webkit-box-shadow: 0 0 5px rgba(0,0,0,.3);
  box-shadow: 0 0 5px rgba(0,0,0,.3);
  z-index: 10;
}
.m-nav li .menu:hover .m-nav-sub {
  visibility: visible;
}
.m-nav-sub a.sub-menu {
  display: block;
  padding: 0 16px;
  color: #333;
}
.m-nav-sub a.sub-menu:hover {
  background: #f7f7f7;
}