/*3470*/
/*  S - reset 重置CSS  */
html {
  width:100%;
  height:100%;
    font-size: 16px;
    font-family: Microsoft YaHei, Arial, sans-serif;
    -webkit-text-size-adjust:none;
}
body, div, p, ul, li, h3, h4, input, button,textarea, dl, dt, dd {
    margin: 0;
    padding: 0;
    font-family: Microsoft YaHei, sans-serif, Arial;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}
img, button {
    border: 0;
    border: none;
}
em, strong, i {
    font-style: normal;
}

li {
    list-style: none;
}
/* h3, h4 {
    font-size: 100%;
    font-weight: normal;
} */
input, button, textarea, select, optgroup, option {
    font-family: inherit;
    font-size: inherit;
    font-style: inherit;
    font-weight: inherit;
    outline: none;
}
input, button, textarea, select {
    *font-size: 100%;
}
body{
    -webkit-text-size-adjust:none;
}
*{
    -webkit-appearance: none;
    -webkit-tap-highlight-color:rgba(0,0,0,0);
}
*:focus {
    outline: none;
}
input[type="checkbox"],
input[type="radio"] {
    position: absolute;
    width: 0;
    height: 0;
    border: 0;
    border: none;
    opacity: 0;
    left: -9999rem;
}
select {
    appearance:none;
    -moz-appearance:none;
    -webkit-appearance:none;
}
select::-ms-expand { display: none; }
body {
  padding:0px;
  margin:0px;
  font-size: 100%;
  font-family: Source Sans Pro;
  position: relative;
  font-size: 14px;
  background: #fff;
  width:100%;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch
}
/*3470*/
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 96px;
  background-color: white;
  overflow: visible;
  z-index: 999
}

.top_logo {
  float: left;
  height: 90px;
  width: auto;
  padding: 0px 40px;
  overflow: hidden
}
@media screen and (min-width:0px) and (max-width:768px) {
  .top_logo {
  height: 60px;
}
}
.bottom_logo {
  float: left;
  height: 100%;
  width: auto;
  padding: 0px;
  overflow: hidden;
}
.top_logo .logo_img {
  height: 100%;
  width:210px; 
  overflow: hidden
}

.top_logo img {
  height: 60px;
  width: 82px;
  /* margin-top: -20px */
}

.top_logo:hover {
  background-color: #fff
}

.top_logo:hover {
  background-color: #838383;
  background-color: rgba(0,0,0,.2)
}

nav {
  float: right;
    height: 100%;
}

nav .menu_btn {
  width: 50px;
  height: 50px;
  line-height: 48px;
  font-size: 20px;
  text-align: center;
  color: #999;
  display: none;
    margin: 5px 0px 0px 0px;
}

#nav {
  float: left;
  font-size:16px;
}
@media(min-width:769px) {
  #nav {
    height: 100%;
  }
}
#nav>li {
  display: inline-block;
  float: left;
  padding: 0 12px;
  border:0px;
  height: 100%;
}

#nav>li>a {
  display: block;
  height: 60px;  
}

#nav>li>a span {
  line-height: 60px;
  color: #999
}

/* #nav>li.active>a,#nav>li>a:hover {
  background-color: #fff;
  box-shadow: 0 -8px 16px rgba(0,0,0,.1)
} */

/* #nav>li.active>a span,#nav>li.has_sub.open .submenu_btn span,#nav>li>a:hover span {
  color: #838383;
} */

/* #nav>li.has_sub.open>a {
  background-color: #fff
} */

.subnav {
  position: absolute;
  top:96px;
  /* background-color: #424242; */
  color:#b7b7b7;
  /* width: 100%;
  left:-90%; */
  font-size:14px;  
  /* box-shadow: 0 8px 16px rgba(0,0,0,.1); */
  /* overflow: hidden; */
   display:none;
}
.subnavbg{
  position: absolute;
  top:96px;
  background-color: rgba(56,56,56,0.8);
  color:#ececec;
  width:100%;
  left:0px;
   display:none; 
  height: 40px;
  z-index: 9;
}
.subnavbg.open{
  display:block;
}
.subnav.open{
  z-index: 99;
  display:block;
  white-space:nowrap;
}
.subnav .back_btn {
  display: none
}

.subnav li {
  /* width: 100%; */
  /* height: 0;
  opacity: 0; */
  display:none;
}

.subnav li:first-child {
  border-top: none
}

.subnav li {
  /* display: block; */
  padding: 0 15px 0px 0px;
  line-height: 40px;
  display:inline-block;
}

.subnav li a span {
  color: #999
}

/* .subnav li a:hover {
  background-color: #838383;
}

.subnav li a:hover span {
  color: #fff
} */

.has_sub.open .subnav li {
  height: 40px;
  opacity: 1;
  display:inline-block;
  border:0px;
}

.lang_btn {
  float: right;
  top: 15px;
  width: 70px;
  height: 30px;
  line-height: 30px;
  margin-right: 20px;
  margin-left: 10px;
  text-align: center;
  /* border-left: 1px solid #999 */
}

.lang_btn span {
  color: #999
}

.lang_btn:hover {
  background-color: #fff;
  border-color: #fff
}

.lang_btn:hover span {
  color: #838383
}


.top_logo {
  /* padding: 33px 40px */
}

.top_logo img {
  height: 48px;
  margin-top: 0
}

nav .menu_btn {
  height: 50px;
  line-height: 58px;
  color: #fff
}

#nav>li>a {
  height: 96px
}

/* .top_logo {
  padding: 20px 40px;
} */

.logo_img{
  background-image: url(../images/logo.png);
  width:180px;
  height:37px;
    background-position: left;
    background-repeat: no-repeat;
}
@media (max-width:768px) {
.logo_img{
  width:90px;
  height:19px;
    background-size: 90px 19px;
}

}
#nav>li>a span {
  line-height: 96px;
  color: black;
  cursor: pointer;
}

/* #nav>li.active>a span,#nav>li.has_sub.open .submenu_btn span,#nav>li>a:hover span {
  color: white;
} */

.subnav li a span {
  color: #ececec;
  /* line-height:60px; */
  cursor: pointer;
}

.lang_btn {
  top: 30px;
  border-color: #fff
}

.lang_btn span {
  color: #fff
}
#keyvalue{
  display:none;max-width:150px;border:none;border-bottom:1px solid #a4a4a4;color:#a4a4a4;background: white !important;
}
@media (max-width:1024px) {
  #nav>li {
    padding: 0 5px;
  }
  #keyvalue{
    max-width:50px;
  }
  #nav>li.menupc{
    display:none;
  }
}
@media (max-width:800px) {
  .top_logo {
    padding: 20px 30px
  }

  .lang_btn {
    margin-right: 10px
  }

  header {
    height: 80px
  }

  .top_logo {
    padding: 30px
  }

  .top_logo img {
    height: 40px
  }

  #nav>li>a span {
    line-height: 80px
  }

  .lang_btn {
    top: 25px
  }
  .subnav li a span {
  line-height:40px;
          color: #999;
}
  nav .menu_btn {
    display: block
  }

  header {
    height: 50px
  }

  .top_logo {
    padding: 2px 20px
  }

  .lang_btn {
    width: 50px;
    height: 50px;
    line-height: 50px;
    border: none;
    top: 0;
    margin-left: 0
  }

  #nav {
    position: fixed;
    background-color: #fff;
    width: 100%;
    right: 0;
    top: 50px;
    overflow-x: visible;
    z-index:100;
  }

  #nav>li {
    width: 50%;
    height: 0;
     border-right: 1px solid #f0f0f0; 
    overflow: hidden
  }

  #nav>li>a,#nav>li>a {
    height: 100%;
    padding: 0 20px;
    /* border-bottom: 1px solid #f0f0f0; */
  }

  #nav>li>a span,#nav>li>a span {
    line-height: 50px;
    color: #999
  }

  #nav>li.active>a span {
    color: #838383
  }

  .nav-open #nav>li {
    height: 50px;
    border-bottom: 1px solid #f0f0f0;
  }
  
  .nav-open .menu_btn,.nav-open.menu_btn {
    background-color: #fff;
    color: #838383
  }

  .subnav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    left:0px;
    box-shadow: none;
    /* display:block; */
  }

  .subnav ul {
    margin: 0 -1px -1px 0
  }

  .subnav li {
    float: left;
    width: 50%;
    border-right: 1px solid #f0f0f0
  }

  .open_sub #nav {
    right: 100%
  }

  .open_sub .open .back_btn {
    height: 50px
  }

  .has_sub .back_btn {
    width: 100%;
    height: 0;
    padding: 0 20px;
    line-height: 50px;
    color: #fff;
    background-color: #838383;
    display: block
  }

  .has_sub.open .subnav li {
        padding: 0 20px;
      background: white;
    border-bottom: 1px solid #f0f0f0;
    border-right: 1px solid #f0f0f0;
  }

  header {
    height: 60px
  }

  .top_logo {
    padding: 0px
  }

  .lang_btn {
    top: 5px
  }

  #nav {
    top: 60px
  }
}

@media (max-width:767px) and (orientation:landscape) {
  header {
    position: absolute
  }

  nav {
    float: none
  }

  nav .menu_btn {
    float: right
  }

  #nav {
    position: absolute
  }

  .open_sub #nav {
    right: 0
  }

  .nav-open #nav>li.has_sub.open {
    overflow: visible;
    width: 100%;
    height: auto;
    border-color: #838383
  }

  .nav-open #nav>li.has_sub.open .submenu_btn {
    display: none
  }

  .subnav {
    position: relative
  }

  #nav>li,.subnav li {
    width: 33.33%
  }
}
.container {
  width: 90%;
    height: 100%;
  margin-right: auto;
  margin-left: auto;
  /* padding-right: 17px;
  padding-left: 17px */
}

/* @media (min-width:576px) {
  .container {
    max-width: 768px
  }
} */

/* @media (min-width:768px) {
  .container {
    max-width: 992px
  }
} */
@media (min-width:1440px) {
  .container {
    max-width: 1100px
  }
}
@media (min-width:1600px) {
  .container {
    max-width: 1200px;
  }
}
@media (min-width:1920px) {
  .container {
    max-width: 1320px;
  }
}
a {
    color: #333; /*æ­¤å¤„å¾…æ·»åŠ é»˜è®¤é“¾æŽ¥é¢œè‰²*/
    outline: none;
    text-decoration: none;
}
.searchbut{
  background-image: url(../images/search.png);background-color: transparent;border:0px;width:24px;height:22px;vertical-align: text-bottom;display:inline-block;margin-top:35px;cursor:pointer;
}