.fl {
	/* 横向不换行 水平居中对齐 */
	display: flex !important;
	align-items: center;
	flex-wrap: nowrap;
}

.fl-wrap {
	/* 横向且换行 */
	display: flex !important;
	align-items: center;
	flex-wrap: wrap;
}

.fl-ver {
	/* 竖向居中 */
	display: flex !important;
	flex-direction: column;
	align-items: center;
}

.jc-c {
	/* 垂直居中 */
	justify-content: center;
}

.fl-cen {
	/* 居中对齐 */
	justify-content: center;
}

.fl-g1 {
	/* item放大比例 */
	flex-grow: 1;
}

.fl-s0 {
	/* 当空间不足时，item缩小比例，0不缩小、1缩小 */
	flex-shrink: 0;
}


* {
	margin: 0;
	padding: 0;
}

body {
	/* 防止塌陷 */
	overflow-x: hidden;
	background-color: #FAFAFA;
	/* 字体集 */
	font-family: 'Helvetica Neue', 'Helvetica', 'Microsoft Yahei', sans-serif;
}

a {
	text-decoration: none;
}

a:hover {
	color: rgb(197, 197, 197);
}

/* >=601的设备*/
@media (min-width: 601px) {
	.top_info {
		width: 100%;
		height: 654px;
		position: relative;
	}

	/* 背景图 */
	.bg_img_box {
		width: 100%;
		position: absolute;
		z-index: -1;
	}

	.bg_img {
		width: 100%;
		height: 654px;
	}

	/* logo */
	.logo_img {
		width: 248px;
		height: 78px;
		padding-top: 198px;
	}

	.top_info_text {
		width: 748px;
		margin-top: 34px;
		color: #ffffff;
		font-size: 18px;
		font-weight: 500;
		line-height: 32px;
		text-align: center;
	}

	.text_line {
		padding-top: 16px;
	}

	/* 安全提醒 */
	.safe_tip {
		width: 810px;
		height: 40px;
		margin: 40px auto 0;
		background-color: #F1F1F1;
		border-radius: 10px;
		color: #FF274E;
		font-size: 16px;
		line-height: 40px;
	}

	.safe_tip_icon {
		width: 20px;
		height: 18px;
		margin: 0 13px 0 20px;
	}

	.safe_tip_btn {
		width: 80px;
		height: 28px;
		margin-right: 6px;
		background-color: #FF2D50;
		border-radius: 6px;
	}

	.safe_tip a {
		color: #ffffff;
		font-size: 13px;
		line-height: 28px;
	}

	.safe_tip a:hover {
		color: #ffffff;
	}

	.icon_right {
		width: 6px;
		height: 11px;
		margin-left: 4px
	}

	/* 产品 */
	.item_block {
		width: 100%;
		margin: 30px 0 56px;
	}

	.item {
		width: 180px;
		height: 160px;
		margin: 0 15px;
		background-color: #ffffff;
		box-shadow: 0px 0px 12px 5px rgba(152, 152, 152, 0.1);
		border-radius: 10px;
		cursor: pointer;
	}

	.item:hover {
		transform: scale(1.11, 1.11);
		/* 缩放的过渡时间 */
		transition-duration: 0.3s;
	}

	.item_img {
		width: 54px;
		height: 54px;
	}

	.item_text {
		padding-top: 14px;
		color: #333333;
		font-size: 14px;
		font-weight: 500;
		line-height: 20px;
	}

	/* 底部 */
	.page_footer {
		width: 100%;
		padding: 24px 0;
		background-color: #323232;
		text-align: center;
	}

	.p_f_line1,
	.p_f_line1 a {
		color: #ffffff;
		font-size: 14px;
		line-height: 20px;
		letter-spacing: 1px;
	}

	.p_f_line1 span {
		padding: 0 4px;
	}

	.p_f_line2 {
		padding-top: 16px;
	}

	.p_f_line2,
	.p_f_line2 a {
		color: #aaaaaa;
		font-size: 12px;
		line-height: 17px;
		letter-spacing: 1px;
	}

	.p_f_line2 span {
		padding: 0 4px;
	}
}

/*响应式 <=600的设备使用如下css样式表 */
@media (max-width: 600px) {
	.top_info {
		width: 100%;
		height: 408px;
	}

	/* 背景图 */
	.bg_img_box {
		width: 100%;
		position: absolute;
		z-index: -1;
		border-bottom-left-radius: 50% 10%;
		border-bottom-right-radius: 50% 10%;
		overflow: hidden;
	}

	.bg_img {
		width: 1197.8px;
		height: 408px;
	}

	/* logo */
	.logo_img {
		width: 168px;
		height: 53px;
		padding-top: 47px;
	}

	.top_info_text {
		width: 80%;
		margin-top: 18px;
		color: #ffffff;
		font-size: 14px;
		line-height: 26px;
		letter-spacing: 1px;
		/* text-align: center; */
	}

	.text_line {
		padding-top: 10px;
	}

	/* 安全提醒 */
	.safe_tip {
		width: 90%;
		padding: 5px 0;
		margin: 30px auto 0;
		background-color: #F1F1F1;
		border-radius: 10px;
		color: #FF274E;
		font-size: 12px;
		line-height: 17px;
	}

	.safe_tip_icon {
		width: 13px;
		height: 11px;
		margin: 0 8px;
	}

	.safe_tip_btn {
		width: 62px;
		height: 20px;
		margin: 0 6px;
		background-color: #FF2D50;
		border-radius: 6px;
	}

	.safe_tip a {
		color: #ffffff;
		font-size: 10px;
		line-height: 20px;
	}

	.safe_tip a:hover {
		color: #ffffff;
	}

	.icon_right {
		width: 4px;
		height: 8px;
		margin-left: 3px
	}

	/* 产品 */
	.item_block {
		width: 100%;
		margin: 5px 0 40px;
	}

	.item {
		width: 158px;
		height: 140px;
		margin: 20px 10px 0;
		background-color: #ffffff;
		box-shadow: 0px 0px 12px 5px rgba(152, 152, 152, 0.1);
		border-radius: 10px;
		cursor: pointer;
	}

	.item_img {
		width: 43px;
		height: 43px;
	}

	.item_text {
		padding-top: 15px;
		color: #333333;
		font-size: 15px;
		font-weight: 500;
		line-height: 20px;
	}

	/* 底部 */
	.page_footer {
		width: 100%;
		padding: 15px 0;
		background-color: #323232;
		text-align: center;
	}

	.p_f_line1,
	.p_f_line2 {
		width: 90%;
		margin: 0 auto;
	}

	.p_f_line1,
	.p_f_line1 a {
		color: #ffffff;
		font-size: 12px;
		line-height: 20px;
		letter-spacing: 1px;
	}

	.p_f_line1 span {
		padding: 0 4px;
	}

	.p_f_line2 {
		padding-top: 16px;
	}

	.p_f_line2,
	.p_f_line2 a {
		color: #aaaaaa;
		font-size: 10px;
		line-height: 17px;
		letter-spacing: 1px;
	}

	.p_f_line2 span {
		padding: 0 3px;
	}
}

.p_f_line2 div {
	display: inline-block;
}

#kefu_btn {
	display: inline-block;
	cursor: pointer;
}

/* 弹窗 */
#kefu_qrcode_modal {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}

.dpn {
	display: none;
}

.modal_bg {
	position: fixed;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.3);
	z-index: 10;
}

.kefu_qrcode_box {
	position: fixed;
	top: 30%;
	z-index: 11;
	width: 100%;
}

.kefu_qrcode {
	width: 250px;
	height: 294px;
	background-color: #FFFFFF;
	box-shadow: 0px 0px 12px 5px rgba(152, 152, 152, 0.1);
	border-radius: 10px;
}