@media screen and (min-width: 1024px) {.product-characteristic3-container .product-characteristic3-content .product-characteristic3-item {
	text-align:center;    position: relative;
    width: 48%;
    float: left;
	padding:16px 24px 40px;
	border:2px solid transparent
}

.product-characteristic3-container .product-characteristic3-content .product-characteristic3-item:hover {
	text-align:center;
	position:relative;
	background:#fff;
	width: 48%;
	float:left;
	margin:1%;
	padding:16px 24px 40px;
	border:2px solid #ececec;
}

.product-characteristic3-container .product-characteristic3-content .product-characteristic3-item .product-characteristic3-icon {
	width:80px;
	height:90px;
	margin:auto auto 4px
}

.product-characteristic3-container .product-characteristic3-content .product-characteristic3-item .product-characteristic3-title {
	width:100%;
	font-size:18px;
	color:#333;
	font-weight:600;
	line-height:28px;
	margin-bottom:12px
}

.product-characteristic3-container .product-characteristic3-content .product-characteristic3-item .product-characteristic3-desc {
	width:100%;
	color:#666;    height: 120px;
	font-size:14px;
	line-height:24px;
	text-align:center
}
}

/* PC 仍用背景图，隐藏移动端补的 img */
.about_megvii-ability .abilities-contianer .ability-item .bg .ability-bg-img {
	display: none;
}

/* 移动端：用真实 img 展示完整图片，避免背景图高度塌陷只剩一条 */
@media screen and (max-width: 1024px) {
	.about_megvii-ability .abilities-contianer {
		display: block !important;
	}

	.about_megvii-ability .abilities-contianer .ability-item {
		height: auto !important;
		overflow: hidden !important;
		display: block !important;
	}

	.about_megvii-ability .abilities-contianer .ability-item .bg {
		height: auto !important;
		min-height: 56.25vw !important;
		background-size: contain !important;
		background-position: center center !important;
		background-repeat: no-repeat !important;
		background-color: #0a1628 !important;
		position: relative !important;
	}

	.about_megvii-ability .abilities-contianer .ability-item .bg:has(.ability-bg-img) {
		background-image: none !important;
		min-height: 0 !important;
	}

	.about_megvii-ability .abilities-contianer .ability-item .bg .ability-bg-img {
		display: block !important;
		width: 100% !important;
		height: auto !important;
		max-width: 100%;
		vertical-align: top;
	}

	.about_megvii-ability .abilities-contianer .ability-item .content {
		position: absolute !important;
		left: 0 !important;
		right: 0 !important;
		bottom: 0 !important;
		top: auto !important;
		padding: .22rem .24rem !important;
		text-align: justify !important;
		background: linear-gradient(transparent, rgba(0, 0, 0, .65));
	}

	.about_megvii-ability .abilities-contianer .ability-item .content .desc {
		opacity: 1 !important;
		display: block !important;
		margin-bottom: 0 !important;
		line-height: 20px !important;
	}
}