/*====================导航*********/
.header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  height: 90px;
  transition: 1s;
  display: flex;
  align-items: center;
  background-size: cover;
}


.navBox {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/*左侧logo*/
.header .logo {
  width: auto;
  display: flex;
  transition: 1s;
}

.header .logo a {
  display: flex;
  align-items: center;
}



.header .logo .img2 {
  display: none;
}

/*右侧*/
.header .nav {
  -webkit-transition: 0.5s;
  -moz-transition: 0.5s;
  -o-transition: 0.5s;
  transition: 0.5s;
  height: 100%;
  line-height: 90px;
  display: block;
  width: auto;
}

.navbar_nav {
  margin: 0;
  display: flex;
  justify-content: space-evenly;
  align-items: center;
}

.header .navbar_nav li {
  position: relative;
  display: block;
}

.header .navbar_nav li>a {
  text-decoration: none;
  height: 100%;
  padding: 0px 20px;
  display: block;
  line-height: 90px;
  color: #fff;
  font-size: 16px;
  text-align: center;
  transition: 1s;
}



.header .navbar_nav li.dropdown {
  display: inherit;
  position: relative;
  justify-content: center;
}

.header .navbar_nav li.dropdown .jt {
  width: 20px;
  height: 20px;
  background: url(i/top.png) no-repeat;
  background-size: 100% 100%;
  display: block;
}

.header .navbar_nav li.dropdown .dropdown_menu {
  display: none;
  position: absolute;
  top: 70px;
  min-width: 100%;
  background: #fff;
  /* padding: 30px; */
  text-align: center;
  left: -90%;
  width: 280%;
}

.header .navbar_nav li.dropdown .dropdown_menu a {
  display: block;
  font-size: 14px;
  color: #666;
  line-height: 40px;
  background: #fff0;
  white-space: nowrap;
  text-align: center;
  transition: 0s;
}

.header .navbar_nav li.dropdown:hover .dropdown_menu {
  display: block;
  background: #fff;
  -webkit-transition: 0.5s;
  -moz-transition: 0.5s;
  -o-transition: 0.5s;
  transition: 0.5s;
}

/*.header .navbar_nav li.dropdown:hover .dropdown_menu a {
 color: #666; 
}*/

.header .navbar_nav li.dropdown:hover .dropdown_menu a:hover {
  color: #000000;
}


/*白色背景的头部*/
.header.on {
  height: 90px;
  top: 0;
}

.navIcon_2 a,
.navRightIcon,
.nav,
.navbar_nav {
  transition: 1s
}

.header.on .logo .img2 {
  display: block;
}

.header.on .logo .img1 {
  display: none;
}


#navToggle {
  display: none;
}

.m_nav {
  position: fixed;
  top: 0px;
  box-shadow: 0 15px 27px 0 rgba(167, 165, 165, 0.38);
  width: 100%;
  height: 100%;
  background: #fff;
  transition: all ease 0.5s;
  -webkit-transition: all ease 0.5s;
  z-index: 1000;
  opacity: 1;
  visibility: visible;
  margin-top: 0;
  overflow-y: auto;
  transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
  top: 0;
  transform: translateX(100%);
}

.m_nav.open {
  transform: translateX(0);
}

.m_nav .top {
  height: 60px;
  padding: 20px;
  box-sizing: border-box;
}

.m_nav .top .closed {
  width: 30px;
  height: 30px;
  vertical-align: middle;
  float: right;
  cursor: pointer;
}

.m_nav .logo {
  width: 100%;
  margin: 0 auto;
}

.m_nav .logo img {
  height: 50px;
  display: block;
  margin: 30px auto;
}

.m_nav .ul {
  margin-top: 30px;
}

.m_nav .ul li {
  padding: 0 20px;
  border-bottom: 1px solid #f5f5f5;
  transform: translateY(0);
  -webkit-transform: translateY(100%);
  transform: translateY(100%);
  -webkit-transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
  transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
  opacity: 0;
}

.m_nav.open .ul li {
  opacity: 1;
  -webkit-transform: translateY(0);
  transform: translateY(0);
}

.m_nav .ul li:nth-child(1) {
  -webkit-transition: all .2s cubic-bezier(.77, 0, .175, 1) 0ms;
  transition: all .2s cubic-bezier(.77, 0, .175, 1) 0ms;
}

.m_nav .ul li:nth-child(2) {
  -webkit-transition: all .4s cubic-bezier(.77, 0, .175, 1) 0ms;
  transition: all .4s cubic-bezier(.77, 0, .175, 1) 0ms;
}

.m_nav .ul li:nth-child(3) {
  -webkit-transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
  transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
}

.m_nav .ul li:nth-child(4) {
  -webkit-transition: all .8s cubic-bezier(.77, 0, .175, 1) 0ms;
  transition: all .8s cubic-bezier(.77, 0, .175, 1) 0ms;
}

.m_nav .ul li:nth-child(5) {
  -webkit-transition: all 1.0s cubic-bezier(.77, 0, .175, 1) 0ms;
  transition: all 1.0s cubic-bezier(.77, 0, .175, 1) 0ms;
}

.m_nav .ul li:nth-child(6) {
  -webkit-transition: all 1.2s cubic-bezier(.77, 0, .175, 1) 0ms;
  transition: all 1.2s cubic-bezier(.77, 0, .175, 1) 0ms;
}

.m_nav .ul li a {
  display: block;
  text-decoration: none;
  color: #333;
  font-size: 16px;
  height: 50px;
  line-height: 50px;
  width: 100%;
}

.m_nav .ul li .dropdown_menu {
  display: none;
}

.m_nav .ul li.dropdown.active .dropdown_menu {
  display: block;
}

.m_nav .ul li .dropdown_menu a {
  display: block;
  height: 50px;
  line-height: 50px;
  padding: 0 40px;
  box-sizing: border-box;
  border-bottom: 1px solid #f5f5f5;
}

.m_nav .ul li .dropdown_menu a:last-child {
  border: none;
}

.banner {
  width: 100%;
}

.banner img {
  width: 100%;
}


/* ---------新加代码 ----------------------------------------------------------------*/
/* ---------新加代码 ----------------------------------------------------------------*/
/* ---------新加代码 ----------------------------------------------------------------*/
.header {
  height: 90px;
  border-bottom: 1px solid #fff0;
  background: #0000;
}

.header .logo {
  width: 300px;
  height: 90px;
}

.header .logo a img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 100%;
  display: block;
}

.header .nav {
  position: relative;
  width: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  width: calc(100% - 600px);
}

.header .navbar_nav {
  width: 100%;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header .navbar_nav li {
  padding: 0
}

.header .navbar_nav li>a {
  line-height: 90px;
  color: #fff;
  padding: 0 30px;
  border-bottom: 1px solid #fff0;
}

.header .navbar_nav li:hover>a {
  color: #ffffff;
  border-bottom: 1px solid #ffffff;
}

.header .navbar_nav li>a.active {
  color: #ffffff;
  border-bottom: 1px solid #ffffff;
}

/* 导航右侧 */
.right {
  width: 300px;
  display: flex;
  justify-content: flex-end;

}


.header .navbar_nav li.dropdown .dropdown_menu {
  position: fixed;
  top: 90px;
  left: 0;
  width: 100%;
  justify-content: center;
}

.header .navbar_nav li.dropdown:hover .dropdown_menu {
  display: flex;
}

.header.header80 {
  top: -90px;
}

/* .header .navbar_nav li.dropdown:hover {s
  border-bottom: 1px solid #ABAB17;
} */

.header .navbar_nav li.dropdown .dropdown_menu a {
  line-height: 75px;
  width: 75px;
  margin: 0 15px;
  border-bottom: 1px solid #3330;
  letter-spacing: 0.08em;
}

.header .navbar_nav li.dropdown .dropdown_menu a:hover {
  border-bottom: 1px solid #333;
}


/* ---------on ----------------------------------------------------------------*/
/* ---------on ----------------------------------------------------------------*/
/* ---------on ----------------------------------------------------------------*/
.header.on {
  background: #fff;
  box-shadow: 0 0 3px 4px rgba(0, 0, 0, 0.1);
}

.header.on .navbar_nav li a {
  line-height: 90px;
  color: #000;

}

.header:hover .navbar_nav li a {
  line-height: 90px;

}

.header.on .search {
  border: 1px solid #000;
}

.header.on .search button {
  filter: invert(1);
}

/* .header:hover .logo .img1 {
  display: none;
}

.header:hover .logo .img2 {
  display: block;
} */

/* ---------open ----------------------------------------------------------------*/
/* ---------open ----------------------------------------------------------------*/
/* ---------open ----------------------------------------------------------------*/
/* .m_nav.open {
  background: #000;
}

.m_nav .ul {
  opacity: .75;
}

.m_nav .top .closed {
  filter: invert(1);
}

.m_nav .logo img {
  width: 80%;
  height: auto;
}

.m_nav .ul li a {
  color: #fff;
} */

/* ---------media ----------------------------------------------------------------*/
/* ---------media ----------------------------------------------------------------*/
/* ---------media ----------------------------------------------------------------*/
@media screen and (max-width: 1600px) and (min-width:0px) {}

@media screen and (max-width: 1440px) and (min-width:0px) {
  .header .logo {
    width: 300px;
  }

  .header .navbar_nav {
    width: 100%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
  }

  .header .nav {
    width: auto;
  }

  .header .navbar_nav li>a {
    font-size: 16px;
  }
}

@media screen and (max-width: 1200px) and (min-width:0px) {}

@media screen and (max-width: 992px) and (min-width:0px) {
  .right {
    display: none;
  }

  .header .logo {
    height: 60px;
  }
}

@media screen and (max-width: 640px) and (min-width:0px) {
  .header .logo {
    width: 200px;
    height: 60px;
  }

  .header .logo a {
    padding: 10px 0;
  }
}