/* header */
.header{
	width: 100%;	
	position: relative;
	
}
.header .nav{
	width: 95%;
	height: 82px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	position: absolute;
	transform: translateX(-50%);
	left: 50%;
	z-index: 2;
}
.header .nav_left{
	display: flex;
	justify-content: left;
	
}
.header .nav_left .logo{
	width: 235px;
}
.header .nav_menu{
	color: #fff;
	font-size: 18px;
	display: flex;
	justify-content: left;
	align-items: center;
	width: 680px;
}
.header .nav_menu li{
	margin-right: 78px;
}
.header .nav_menu li a{
	color: #fff;
}
.header .nav_right {
	
}
.nav_right .search-input{
	background-color: transparent;
	border: none;
	border-bottom: solid 1px #fff;
	margin-right: 20px;
	color: #fff;
}

.footer{
	width: 100%;
	height: 528px;
	background-color: #303136;
	position: relative;
}
.center{
	width: 95%;
	margin: 0 auto;	
	padding-top: 80px;
	color: rgba(255,255,255,0.5);
	font-size: 14px;
	line-height: 36px;
}

.footer_top{
	display: flex;
	justify-content: space-between;
}
.footer_top .footer_left img.logo{
	margin-bottom: 30px;
}.footer_top .footer_left span{
	margin-left: 10px;
}
.footer_top .footer_center{
	width: 767px;
	display: flex;
	justify-content: space-between;	
	
}
.footer_top .footer_center h4{
	font-size: 16px;
	color: rgba(255,255,255,0.95);
	margin-bottom: 32px;
	line-height: 0;
}
.footer .footer_right{
	text-align: center;
}
.footer .footer_right img {
	width: 144px;
	height: 144px;
	margin-bottom: 2px;
}
.bottom{
	width: 95%;
	height: 71px;
	line-height: 71px;
	border-top: solid 1px rgba(255,255,255,0.1);
	display: flex;
	justify-content: space-between;
	position: absolute;
	bottom: 0;
	color: rgba(255,255,255,0.5);
	font-size: 14px;
}


/* ========== 响应式导航栏 ========== */
@media screen and (max-width: 768px) {
  .header .nav {
    flex-direction: column;
    align-items: flex-start;
    height: auto;
  }

  .header .nav_left {
    flex-direction: column;
    align-items: flex-start;
  }

  .header .nav_menu {
    flex-wrap: wrap;
    width: 100%;
    margin-top: 10px;
  }

  .header .nav_menu li {
    margin-right: 20px;
    margin-bottom: 10px;
  }

  .header .nav_left .logo {
    width: 160px;
  }

  .nav_right .search-input {
    width: 100%;
    margin-top: 10px;
  }
}