/* 手机端开始 */
/* 导航 */
.mobile {
  position: fixed;
  top: 0;
  z-index: 10000;
  width: 100%;
  height: 70px;
  background-color: transparent;
}
.ydlogo1{
  display: block;
}
.ydlogo2{
  display: none;
}

.navbar-toggle {
  position: relative;
  float: right;
  background-color: transparent;
  background-image: none;
}
.navbar-toggle img{
  height: 20px;
}

.navbar-toggle:focus {
  outline: 0;
}

.navbar-toggle .icon-bar {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 1px;
}

.navbar-toggle .icon-bar + .icon-bar {
  margin-top: 4px;
}

.navbar-collapse:before,
.navbar-collapse:after {
  display: table;
  content: " ";
}

.nav:after,
.navbar-collapse:after {
  clear: both;
}

.collapse {
  display: none;
}

.collapse.in {
  display: block;
}
.navbar-collapse {
  padding-right: 15px;
  padding-left: 15px;
  overflow-x: visible;
  -webkit-overflow-scrolling: touch;
  border-top: 1px solid transparent;
  -webkit-box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.caret {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 2px;
  vertical-align: middle;
  border-top: 4px solid;
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
}

.dropdown {
  position: relative;
}

.dropdown-toggle:focus {
  outline: 0;
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1000;
  /* display: none; */
  float: left;
  min-width: 160px;
  padding: 5px 0;
  margin: 2px 0 0;
  font-size: 14px;
  text-align: left;
  list-style: none;
  background-color: #fff;
  -webkit-background-clip: padding-box;
  background-clip: padding-box;
  border: 1px solid #ccc;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 4px;
  -webkit-box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
}

.dropdown-menu.pull-right {
  right: 0;
  left: auto;
}

.dropdown-menu .divider {
  height: 1px;
  margin: 9px 0;
  overflow: hidden;
  background-color: #e5e5e5;
}

.dropdown-menu > li > a {
  display: block;
  padding: 3px 20px;
  clear: both;
  font-weight: 400;
  line-height: 1.42857143;
  color: #333;
  white-space: nowrap;
}

.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus {
  color: #262626;
  text-decoration: none;
  background-color: #f5f5f5;
}

.dropdown-menu > .active > a,
.dropdown-menu > .active > a:hover,
.dropdown-menu > .active > a:focus {
  color: #fff;
  text-decoration: none;
  background-color: #428bca;
  outline: 0;
}

.dropdown-menu > .disabled > a,
.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus {
  color: #777;
}

.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus {
  text-decoration: none;
  cursor: not-allowed;
  background-color: transparent;
  background-image: none;
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false);
}

.navbar-nav {
  margin: 7.5px -15px;
}
.navbar-nav > li > a {
  padding: 10px 15px;
  line-height: 20px;
  display: block;
  transition: all 0.5s;
}

.navbar-nav > li > .dropdown-menu {
  margin-top: 0;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.navbar-collapse.in {
  overflow-y: auto;
}

.nav {
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.nav > li {
  position: relative;
  display: block;
}

.mobile .mobile-collapse .nav > li > a {
  position: relative;
  display: block;
  padding: 12px 15px;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -o-transition: all 0.5s;
  transition: all 0.5s;
  background-image: url(../img/mulu_more@2x.png);
  background-repeat: no-repeat;
  background-position: 95% 50%;
  background-size: 7px 13.5px;
}

.nav > li > a:hover,
.nav > li > a:focus {
  text-decoration: none;
  background-color: #eee;
}

.nav > li.disabled > a {
  color: #777;
}

.nav > li.disabled > a:hover,
.nav > li.disabled > a:focus {
  color: #777;
  text-decoration: none;
  cursor: not-allowed;
  background-color: transparent;
}

.nav .open > a,
.nav .open > a:hover,
.nav .open > a:focus {
  background-color: #eee;
  border-color: #428bca;
}

.nav .nav-divider {
  height: 1px;
  margin: 9px 0;
  overflow: hidden;
  background-color: #e5e5e5;
}

.nav > li > a > img {
  max-width: none;
}
.open > .dropdown-toggle.btn-default {
  color: #333;
  background-color: #e6e6e6;
  border-color: #adadad;
}
.open > .dropdown-toggle.btn-default {
  background-image: none;
}
.open > .dropdown-menu {
  display: block;
}

.open > a {
  outline: 0;
}

.mobile_nav {
  width: 100%;
  height: 100%;
  padding: 15px 15px 15px 15px;
}

.mobile_nav img {
  height: 100%;
  float: left;
}
.mobile_nav .mobileNavBar {
  margin: 0;
  padding: 0;
  height: 20px;
  float: right;
  margin-top: 10px;
}
.mobile-collapse {
  position: relative;
  z-index: 99;
  height: unset;
  background-color: #fff;
  display: none;
  overflow: hidden;
  /* transition: all .3s ease-in-out; */
  width: 100%;
  height: 100vh;
  top: -70px;
  /* border-top: 1px solid #ccc !important; */
}
.select_menu{
  width: 100%;
  height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  
}
.select_menu .m_logo{
  height: 40px;
}
body .mobile .mobile-collapse li a:hover {
  background-color: rgba(240, 240, 240, 1);
  color: #333333;
}
body .mobile .mobile-collapse li a:focus {
  background-color: rgba(240, 240, 240, 1);
  color: #333333;
}

.mobile .mobile-collapse li a {
  color: #333333;
  font-size: 16px;
  border-bottom: 1px solid #e0e0e0;
}

/* 手机端导航结束 */