@charset "utf-8";
/* CSS Document */

@import url('https://fonts.googleapis.com/css?family=Open+Sans:400,700,800');
@import url('https://fonts.googleapis.com/css?family=Lobster');
html {
  font-size: 62.5%;
}
body {
  font-family: 'Open Sans', sans-serif;
  font-size: 1.6rem;
  font-weight: 400;
}
h1 {
  margin-bottom: 0.5em;
  font-size: 3.6rem;
}
p {
  margin-bottom: 0.5em;
  font-size: 1.6rem;
  line-height: 1.6;
}
.button {
  display: inline-block;
  margin-top: 20px;
  padding: 8px 25px;
  border-radius: 4px;
}
.button-primary {
  position: relative;
  background-color: #c0ca33;
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  transition: color 0.3s ease-in;
  z-index: 1;
}
.button-primary:hover {
  color: #c0ca33;
  text-decoration: none;
}
.button-primary::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  top: 0;
  background-color: #fff;
  border-radius: 4px;
  opacity: 0;
  -webkit-transform: scaleX(0.8);
  -ms-transform: scaleX(0.8);
  transform: scaleX(0.8);
  transition: all 0.3s ease-in;
  z-index: -1;
}
.button-primary:hover::after {
  opacity: 1;
  -webkit-transform: scaleX(1);
  -ms-transform: scaleX(1);
  transform: scaleX(1);
}

.header-area {
  position: relative;
  background-attachment: fixed;
  background-position: center center;
  background-repeat: no-repear;
  background-size: cover;
}
.banner {
  display: flex;
  align-items: center;
  position: relative;
  height: 100vh;
  color: #fff;
  text-align: center;
  z-index: 1;
}
.banner video{width: 100%; height: 100vh;  object-fit: cover;}
.banner source{height: 100vh;}
.banner img{width: 100%; height: 100vh;}

.banner .carousel{ width: 100%; height: 100%;}
.banner .carousel-inner{height: 100%;}
.banner h1 {
  font-weight: 800;
}
.banner p {
  font-weight: 700;
}

.in_banner .carousel-indicators{bottom: 5%; justify-content: flex-start; margin: 0px; justify-content:center;}
.carousel-indicators li{ width:8px; height:8px; border-radius:50%;margin-right:10px; margin-left:10px; background: none; border: 2px solid #fff;}
.carousel-indicators .active{ background: #fff;}

.bannerwz_f{ top: 200px;text-shadow:2px 2px 60px #ccc;}
.bannerwz_f h5{ font-size: 60px; font-weight: 500;}
.bannerwz_f p{ font-size: 22px; font-weight: 500;}

.navbar {
  position: absolute;
  left: 0;
  top: 0;
  padding: 0;
  width: 100%;
  transition: background 0.6s ease-in;
  z-index: 99999;
  background: #ffffffed;
}

.navbar .navbar-brand {
  font-family: 'Lobster', cursive;
  font-size: 2.5rem;
}
.navbar .navbar-toggler {
  position: relative;
  height: 50px;
  width: 50px;
  border: none;
  cursor: pointer;
  outline: none;
}
.navbar .navbar-toggler .menu-icon-bar {
  position: absolute;
  left: 15px;
  right: 15px;
  height: 2px;
  background-color: #fff;
  opacity: 0;
  -webkit-transform: translateY(-1px);
  -ms-transform: translateY(-1px);
  transform: translateY(-1px);
  transition: all 0.3s ease-in;
}
.navbar .navbar-toggler .menu-icon-bar:first-child {
  opacity: 1;
  -webkit-transform: translateY(-1px) rotate(45deg);
  -ms-sform: translateY(-1px) rotate(45deg);
  transform: translateY(-1px) rotate(45deg);
}
.navbar .navbar-toggler .menu-icon-bar:last-child {
  opacity: 1;
  -webkit-transform: translateY(-1px) rotate(135deg);
  -ms-sform: translateY(-1px) rotate(135deg);
  transform: translateY(-1px) rotate(135deg);
}
.navbar .navbar-toggler.collapsed .menu-icon-bar {
  opacity: 1;
}
.navbar .navbar-toggler.collapsed .menu-icon-bar:first-child {
  -webkit-transform: translateY(-7px) rotate(0);
  -ms-sform: translateY(-7px) rotate(0);
  transform: translateY(-7px) rotate(0);
}
.navbar .navbar-toggler.collapsed .menu-icon-bar:last-child {
  -webkit-transform: translateY(5px) rotate(0);
  -ms-sform: translateY(5px) rotate(0);
  transform: translateY(5px) rotate(0);
}
.navbar-dark .navbar-nav .nav-link {
  position: relative;
  color: #454545;
}
.navbar-dark .navbar-nav .active>.nav-link, .navbar-dark .navbar-nav .nav-link.active, .navbar-dark .navbar-nav .nav-link.show, .navbar-dark .navbar-nav .show>.nav-link{ color: #000;}
.navbar-dark .navbar-nav .nav-link:focus, .navbar-dark .navbar-nav .nav-link:hover {
  color: #454545;
}
.navbar .dropdown-menu {
  padding: 0;
  background-color: rgba(255, 255, 255, .9);
}
.navbar .dropdown-menu .dropdown-item {
  position: relative;
  padding: 12px 20px;
  color: #333;
  border-bottom: 1px dotted rgba(0, 0, 0, .3);
  transition: color 0.2s ease-in;
	font-size: 14px;
}

.navbar .dropdown-menu .dropdown-item:last-child {
  border-bottom: none;
}
.navbar .dropdown-menu .dropdown-item:hover {
  background: transparent;
  color: #000;
}
.navbar .dropdown-menu .dropdown-item::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  top: 0;
  width:100%;
  background-color: rgba(0, 0, 0, .1);
  opacity: 0;
  transition: opacity 0.2s ease-in;
}
.navbar .dropdown-menu .dropdown-item:hover::before {
  opacity: 1;
}
.navbar.fixed-top {
  position: fixed;
  -webkit-animation: navbar-animation 0.6s;
  animation: navbar-animation 0.6s;
  background-color: rgba(24, 39, 77, 1);
}
.navbar.fixed-top.navbar-dark .navbar-nav .nav-link.active {
  color: #fff;
}
.navbar.fixed-top.navbar-dark .navbar-nav .nav-link{  color: #fff; text-shadow: 0px 0px 0px #fff;}
.navbar.fixed-top.navbar-dark .navbar-nav .nav-link::after {
  background-color: #000;
}
.content {
  padding: 120px 0;
}




.nav_dianhua span{ font-size:26px; }
.dropdown-menu{ margin: 0px;}
.navbar .nav_dianhua_n .dropdown-item{ font-size: 20px;}
.zdh_x{ display: none}

@media screen and (max-width: 768px) {
  .navbar-brand {
    margin-left: 20px;
  }
  .navbar-nav {
    padding: 0 20px;
    background-color: rgba(0, 0, 0, .9);
  }
  .navbar.fixed-top .navbar-nav {
    background: transparent;padding-bottom: 20px;
  }
}
@media (min-width: 1200px){
	.container{ max-width: 1600px;}
	.nav_dianhua_n{ margin-left: -160px; text-align: center; line-height: 40px;}
	
}


@media screen and (min-width: 767px) {
  .banner {
    padding: 0;
  }
  .banner h1 {
    font-size: 5rem;
  }
  
  .navbar-dark .navbar-nav .nav-link {
    padding:20px 18px 0px 18px;
	line-height:80px; font-weight: 500; font-size: 18px;
  }
  .navbar-dark .navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0px;
    left: 20%;
    right: 20%;
    height: 1px;
    background-color: #fff;
    -webkit-transform: scaleX(0);
    -ms-transform: scaleX(0);
    transform: scaleX(0);
    transition: transform 0.1s ease-in;
  }
  .navbar-dark .navbar-nav .nav-link:hover::after {
    -webkit-transform: scaleX(1);
    -ms-transform: scaleX(1);
    transform: scaleX(1);
  }
  .dropdown-menu {
    min-width: 220px;
    -webkit-animation: dropdown-animation 0.3s;
    animation: dropdown-animation 0.3s;
    -webkit-transform-origin: top;
    -ms-transform-origin: top;
    transform-origin: top;
  }
.nav_shuxian font{ display: block; color:#BDBDBD; font-weight: 200; font-family: Gotham, "Helvetica Neue", Helvetica, Arial, "sans-serif";  padding:20px 15px 0px 15px;
	line-height: 80px;}
	

}
@-webkit-keyframes navbar-animation {
  0% {
    opacity: 0;
    -webkit-transform: translateY(-100%);
    -ms-transform: translateY(-100%);
    transform: translateY(-100%);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateY(0);
    -ms-transform: translateY(0);
    transform: translateY(0);
  }
}
@keyframes navbar-animation {
  0% {
    opacity: 0;
    -webkit-transform: translateY(-100%);
    -ms-transform: translateY(-100%);
    transform: translateY(-100%);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateY(0);
    -ms-transform: translateY(0);
    transform: translateY(0);
  }
}
@-webkit-keyframes dropdown-animation {
  0% {
    -webkit-transform: scaleY(0);
    -ms-transform: scaleY(0);
    transform: scaleY(0);
  }
  75% {
    -webkit-transform: scaleY(1.1);
    -ms-transform: scaleY(1.1);
    transform: scaleY(1.1);
  }
  100% {
    -webkit-transform: scaleY(1);
    -ms-transform: scaleY(1);
    transform: scaleY(1);
  }
}
@keyframes dropdown-animation {
  0% {
    -webkit-transform: scaleY(0);
    -ms-transform: scaleY(0);
    transform: scaleY(0);
  }
  75% {
    -webkit-transform: scaleY(1.1);
    -ms-transform: scaleY(1.1);
    transform: scaleY(1.1);
  }
  100% {
    -webkit-transform: scaleY(1);
    -ms-transform: scaleY(1);
    transform: scaleY(1);
  }
}

@media only screen and (min-width:0px) and (max-width:767px){.navbar .navbar-toggler{right: 20px;}
.navbar.fixed-top.navbar-dark .navbar-nav .nav-link{ width: 100%;}
.navbar .dropdown-menu { padding: 0; background-color: rgb(20 33 65); color: #fff;}
.navbar .dropdown-menu .dropdown-item{ color: #c6d1ed; font-size: 16px; width: 100%;}
.dropdown-menu{    margin: 15px 0px 0px 0px;}
.navbar.fixed-top.navbar-dark .navbar-nav .nav-link::after{background-color: #18274d;}

.navbar-dark .navbar-nav .nav-link {padding:20px 15px 0px 15px; line-height:30px; font-weight: 500; font-size: 16px;  }
.navbar.fixed-top.navbar-dark .navbar-nav .zdh_x{ display: block; position: relative; margin-top: -50px; font-size: 18px; text-align: right; width: 50%; float: right}
}