.mian {
	width: 100%;
	height: auto;
	padding: 100px 0;
	background: #F5F7F7
}

.mian .mian_content {
	width: 100%;
	height: auto;
	margin-top: 40px
}

.mian .mian_content .mian_c_t {
	width: 100%;
	height: auto;
	position: relative
}

.mian .mian_content .mian_c_t img {
	width: 100%;
	height: 100%;
	object-fit: cover
}

.mian .mian_content .mian_c_t .mian_c_t_desc {
	margin: 0;
	position: absolute;
	left: 0;
	bottom: 38px;
	width: 100%;
	height: auto;
	text-indent: 2em;
	padding: 0 68px;
	color: #FFF;
	text-align: justify;
	font-size: 18px;
	font-weight: 400;
	line-height: 32px;
	letter-spacing: 3.24px
}

.mian .mian_content .mian_c_b {
	width: 100%;
	height: auto;
	margin-top: 40px
}

.mian .mian_content .mian_c_b .mian_c_b_item {
	width: 100%;
	height: auto;
	display: flex;
	flex-direction: row
}

.mian .mian_content .mian_c_b .mian_c_b_item:last-child {
	flex-direction: row-reverse
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l {
	background: #FFF;
	width: 50%;
	height: 390px;
	padding: 80px 60px
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_title {
	text-align: left;
	color: #393E40;
	font-size: 24px;
	font-weight: 400
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_desc {
	margin-top: 20px;
	color: #808284;
	text-align: justify;
	font-size: 15px;
	font-style: normal;
	font-weight: 400;
	line-height: 22px
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a {
	margin-top: 60px;
	display: flex;
	flex-direction: row;
	align-items: center;
	justify-content: center;
	width: 138px;
	height: 42px;
	border-radius: 2px;
	border: 1px solid #6C7174
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover {
	background: #D01A19;
	border: 1px solid #D01A19
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover p {
	color: #FFF
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover img:first-child {
	display: none
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover img:last-child {
	display: block
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a p {
	color: #6C7174;
	font-size: 16px;
	font-weight: 400;
	letter-spacing: 0.8px;
	margin: 0
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img {
	margin-left: 4px;
	width: 9px;
	height: auto
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img:first-child {
	display: block
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img:last-child {
	display: none
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn {
	width: 100%;
	height: auto;
	display: flex;
	flex-direction: row;
	align-items: center;
	justify-content: center;
	margin-top: 32px
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a {
	text-align: center;
	width: 138px;
	height: 46px;
	border-radius: 4px;
	border: 1px solid #E60D16;
	color: #E60D16;
	font-size: 16px;
	font-weight: 400;
	line-height: 46px;
	letter-spacing: 0.8px;
	background: transparent
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a:hover {
	color: #fff;
	background: #E60D16
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a:last-child {
	margin-left: 70px
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_r {
	width: 50%;
	height: 390px
}

.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_r img {
	width: 100%;
	height: 100%
}

@media screen and (max-width: 1280px) {
	.mian {
		width: 100%;
		height: auto;
		padding: 100px 0;
		background: #F5F7F7
	}

	.mian .mian_content {
		width: 100%;
		height: auto;
		margin-top: 40px
	}

	.mian .mian_content .mian_c_t {
		width: 100%;
		height: 173px;
		position: relative
	}

	.mian .mian_content .mian_c_t img {
		width: 100%;
		height: 100%;
		object-fit: cover
	}

	.mian .mian_content .mian_c_t .mian_c_t_desc {
		margin: 0;
		position: absolute;
		left: 0;
		bottom: 38px;
		width: 100%;
		height: auto;
		text-indent: 2em;
		padding: 0 68px;
		color: #FFF;
		text-align: justify;
		font-size: 16px;
		font-weight: 400;
		line-height: 32px;
		letter-spacing: 3.24px
	}

	.mian .mian_content .mian_c_b {
		width: 100%;
		height: auto;
		margin-top: 40px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item {
		width: 100%;
		height: auto;
		display: flex;
		flex-direction: row
	}

	.mian .mian_content .mian_c_b .mian_c_b_item:last-child {
		flex-direction: row-reverse
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l {
		background: #FFF;
		width: 50%;
		height: 350px;
		padding: 50px 60px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_title {
		text-align: left;
		color: #393E40;
		font-size: 24px;
		font-weight: 400
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_desc {
		margin-top: 20px;
		color: #808284;
		text-align: justify;
		font-size: 15px;
		font-style: normal;
		font-weight: 400;
		line-height: 22px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a {
		margin-top: 60px;
		display: flex;
		flex-direction: row;
		align-items: center;
		justify-content: center;
		width: 138px;
		height: 42px;
		border-radius: 2px;
		border: 1px solid #6C7174
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover {
		background: #D01A19;
		border: 1px solid #D01A19
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover p {
		color: #FFF
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover img:first-child {
		display: none
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover img:last-child {
		display: block
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a p {
		color: #6C7174;
		font-size: 16px;
		font-weight: 400;
		letter-spacing: 0.8px;
		margin: 0
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img {
		margin-left: 4px;
		width: 9px;
		height: auto
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img:first-child {
		display: block
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img:last-child {
		display: none
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn {
		width: 100%;
		height: auto;
		display: flex;
		flex-direction: row;
		align-items: center;
		justify-content: center;
		margin-top: 32px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a {
		text-align: center;
		width: 138px;
		height: 46px;
		border-radius: 4px;
		border: 1px solid #E60D16;
		color: #E60D16;
		font-size: 16px;
		font-weight: 400;
		line-height: 46px;
		letter-spacing: 0.8px;
		background: transparent
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a:hover {
		color: #fff;
		background: #E60D16
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a:last-child {
		margin-left: 70px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_r {
		width: 50%;
		height: 350px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_r img {
		width: 100%;
		height: 100%
	}
}

@media screen and (max-width: 992px) {
	.mian {
		width: 100%;
		height: auto;
		padding: 25px 0;
		background: #F5F7F7
	}

	.mian .mian_content {
		width: 100%;
		height: auto;
		margin-top: 20px
	}

	.mian .mian_content .mian_c_t {
		width: 100%;
		height: auto;
		position: relative
	}

	.mian .mian_content .mian_c_t img {
		display: none;
		width: 100%;
		height: 100%
	}

	.mian .mian_content .mian_c_t .mian_c_t_desc {
		margin: 0;
		position: static;
		left: 0;
		bottom: 38px;
		width: 100%;
		height: auto;
		text-indent: 2em;
		padding: 0 0px;
		color: #393E40;
		text-align: justify;
		font-size: 15px;
		font-weight: 400;
		line-height: 22px;
		letter-spacing: 3.24px
	}

	.mian .mian_content .mian_c_b {
		width: 100%;
		height: auto;
		margin-top: 22px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item {
		width: 100%;
		height: auto;
		display: flex;
		flex-direction: column-reverse
	}

	.mian .mian_content .mian_c_b .mian_c_b_item:last-child {
		flex-direction: column-reverse
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l {
		background: #FFF;
		width: 100%;
		height: auto;
		padding: 30px 19px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_title {
		text-align: left;
		color: #393E40;
		font-size: 24px;
		font-weight: 400
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_desc {
		margin-top: 20px;
		color: #808284;
		text-align: justify;
		font-size: 15px;
		font-style: normal;
		font-weight: 400;
		line-height: 22px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a {
		margin-top: 60px;
		display: flex;
		flex-direction: row;
		align-items: center;
		justify-content: center;
		width: 138px;
		height: 42px;
		border-radius: 2px;
		border: 1px solid #6C7174
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover {
		background: #D01A19;
		border: 1px solid #D01A19
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover p {
		color: #FFF
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover img:first-child {
		display: none
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a:hover img:last-child {
		display: block
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a p {
		color: #6C7174;
		font-size: 16px;
		font-weight: 400;
		letter-spacing: 0.8px;
		margin: 0
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img {
		margin-left: 4px;
		width: 9px;
		height: auto
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img:first-child {
		display: block
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l>a img:last-child {
		display: none
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn {
		width: 100%;
		height: auto;
		display: flex;
		flex-direction: row;
		align-items: center;
		justify-content: center;
		margin-top: 32px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a {
		text-align: center;
		width: 138px;
		height: 46px;
		border-radius: 4px;
		border: 1px solid #E60D16;
		color: #E60D16;
		font-size: 16px;
		font-weight: 400;
		line-height: 46px;
		letter-spacing: 0.8px;
		background: transparent
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a:hover {
		color: #fff;
		background: #E60D16
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_l .mian_b_btn a:last-child {
		margin-left: 24px
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_r {
		width: 100%;
		height: 54.4vw
	}

	.mian .mian_content .mian_c_b .mian_c_b_item .mian_b_i_r img {
		width: 100%;
		height: 100%
	}
}<!--ºÄʱ1758341444.2054Ãë-->