body {}

header {
	width: 100%;
	height: 91px;
	position: fixed;
	top: 0;
	left: 0;
	background: #fff;
	z-index: 10;
	box-shadow: 0px 1px 5px #ddd;
}

section {
	max-width: 1660px;
	width: 80%;
	margin: 0 auto;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

header section img {
	width: 147px;
}

nav ul {
	display: flex;
}

nav ul li {
	font-size: 15px;
	margin-left: 46px;
}

nav ul li a {
	cursor: pointer;
}

nav ul li a:hover {
	color: #156fb2;
}

.active-nav a {
	color: #156fb2;
}

#m_header {
	height: 4rem;
	display: none;
	background: #fff;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 1000;
}

.m_logo {
	width: 7rem;
	text-align: center;
	margin: 0 auto;
}

.m_logo>img {
	width: 100%;
	position: relative;
	top: -2px;
}

.m_headericon {
	position: absolute;
	left: 0;
	top: 0;
	width: 4rem;
	height: 4rem;
	text-align: center;
}

.m_headericon>img {
	width: 50%;
	position: absolute;
	top: 25%;
	left: 25%;
	height: auto;
}

.active_rotate {
	animation: active_rotate 1s alternate forwards;
}

.default_rotate {
	animation: default_rotate 1s alternate forwards;
}

@keyframes active_rotate {
	from {
		transform: rotate(0);
	}
	to {
		transform: rotate(360deg);
	}
}

@keyframes default_rotate {
	from {
		transform: rotate(0);
	}
	to {
		transform: rotate(-360deg);
	}
}

.m_nav {
	position: fixed;
	top: 4rem;
	width: 50%;
	z-index: 100;
	left: 0;
	opacity: 0;
	transform: translateY(-100%);
	transition: all 0.5s ease;
}
.active_mnav{
	opacity: 1;
	transform: translateY(0);
}
.nav-item {
	font-size: 1.2rem;
	line-height: 3.5;
	/*text-align: center;*/
	text-indent:1.5em;
	color: #fff;
	background: #000;
	font-family: PingFangSC-Regular;
}
.nav-item a{
	font-size: 1.2rem;
	line-height: 3.5;
	color: #fff;
}
.nav-item:after {
	content: " ";
	width: 100%;
	height: 1px;
	background: #efefef;
	display: block;
	opacity: 0.5;
}


.swiperTips{
	font-size:10px;text-align: center;position: relative;top:-10px;
}