body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
textarea,
p,
blockquote,
th,
td,
hr,
button,
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  margin: 0;
  padding: 0;
  list-style: none;
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}
* {
  margin: 0;
  padding: 0;
}
a,
img {
  border: 0;
  vertical-align: top;
  text-decoration: none;
}
a:hover {
  text-decoration: none;
}
body {
  font: 12px/1.5 'SimSun', 'Microsoft YaHei', Arial, Helvetica;
  background-color: #F5F5F5;
}
.tn-c {
  text-align: center;
}
.tt-2 {
  text-indent: 2em;
}
.pb-20 {
  padding-bottom: 20px;
}
.mt-45 {
  margin-top: 45px;
}
.mr-10 {
  margin-right: 10px;
}
.mr-15 {
  margin-right: 15px;
}
.mr-25 {
  margin-right: 25px;
}
.mb-15 {
  margin-bottom: 15px;
}
.ft-bd {
  font-weight: bold;
}
.fn-clear:after {
  visibility: hidden;
  display: block;
  font-size: 0;
  content: " ";
  clear: both;
  height: 0;
}
.fn-clear {
  zoom: 1;
  /* for IE6 IE7 */
}
.fn-left {
  float: left;
}
.fn-right {
  float: right;
}
.fn-right:hover {
  cursor: pointer;
}
.fn-hide {
  display: none !important;
}
.wrap-container {
  overflow: hidden;
}
.wth-main {
  width: 1280px;
  margin: 0 auto;
}
.bg-w {
  background: #FFF;
}
.img-box {
  overflow: hidden;
}
.img-box img {
  -webkit-transition: all .8s;
     -moz-transition: all .8s;
       -o-transition: all .8s;
          transition: all .8s;
  -webkit-transform: scale(1);
     -moz-transform: scale(1);
      -ms-transform: scale(1);
       -o-transform: scale(1);
          transform: scale(1);
}
.img-box.hover:hover img {
  -webkit-transform: scale(1.04);
     -moz-transform: scale(1.04);
      -ms-transform: scale(1.04);
       -o-transform: scale(1.04);
          transform: scale(1.04);
}
.img-box img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}
.wrap-header {
  width: 100%;
  height: 60px;
  margin-bottom: -60px;
  background-color: #3d5c59;
}
.wrap-header .logo img {
  width: 74px;
}
.wrap-header .nav li {
  display: inline-block;
  vertical-align: top;
  margin-left: 40px;
  position: relative;
}
.wrap-header .nav li:first-child {
  margin-left: 0;
}
.wrap-header .nav li.active a:after {
  content: '';
  position: absolute;
  width: 100%;
  height: 1px;
  bottom: 15px;
  left: 0;
  background: #FFF;
}
.wrap-header .nav li a {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
     -moz-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  height: 60px;
  line-height: 60px;
  font-size: 16px;
  color: #FFF;
  position: relative;
}
.wrap-header .nav li a:hover {
  opacity: .85;
}
.wrap-header .nav li span {
  position: absolute;
  display: none;
  width: 16px;
  height: 2px;
  bottom: 10px;
  left: 50%;
  -webkit-transform: translate(-50%);
     -moz-transform: translate(-50%);
      -ms-transform: translate(-50%);
       -o-transform: translate(-50%);
          transform: translate(-50%);
  background-color: #fff;
}
.mod-footer {
  background: #3C4544;
  font-size: 14px;
  line-height: 80px;
  text-align: center;
  color: #999;
}
.mod-footer a {
  color: #999;
}
.mod-footer span {
  margin: 0 10px;
  border: 1px solid #999;
  border-width: 0 1px;
  padding: 0 18px;
}
.mod-footer img {
  display: inline-block;
  vertical-align: sub;
}
@media all and (orientation: portrait) {
  .mod-footer {
    padding: 30px 0;
  }
  .mod-footer a {
    display: block;
    margin-left: 0;
  }
}
@media all and (orientation: portrait) {
  .wth-main {
    width: 100%;
    padding: 0 30px;
  }
}