.sec-title{
	font-weight:600;
	text-align:center;
	position:relative;
	padding:1.5rem 0;
	font-size:2.5rem;
}
.sec-title:after{
	content: '';
    width: 5rem;
    height: 2px;
    border-bottom:3px solid var(--bs-theme-color);
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%, 0);
}

.page-about-section{
	background:url('../images/aboutbg.png') no-repeat center top / 80% auto;
}

.ab-text-section h2{
	width: 68rem;
    margin: 0 auto;
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.3;
    max-width: 100%;
}

.ab-video{
	text-align:center;
}

.ab-video .videobg{
	width:1000px;
	max-width:100%;
	height:562px;
	margin:0 auto;
}


.ab-intro-title h1{
	font-weight:bold;
	font-size:2.5rem;
}
.ab-tech-content2,
.ab-tech-content,
.ab-intro-content{
	font-size:1rem;
	line-height:1.75;
}

.factory-section{
	width:80%;
	max-width:100%;
}

.ab-shicha{
	height: 400px;
    background: no-repeat center;
    background-size: cover;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position:relative;
}
.ab-shicha:after{
	content:'';
	position:absolute;
	top:0;
	left:0;
	height: 100%;
    width: 100%;
    background-color: #000;
    opacity: 0.3;
}
.ab-shicha h2{
	width:40rem;
	max-width:80%;
	position:relative;
	z-index:100;
	text-align:center;
	font-weight:bold;
	font-size:2rem;
	line-height:1.2;
}
.ab-culture-swiper .swiper-slide{
	border-radius:8px;
	overflow:hidden;
	border:1px solid #ccc;
}
.ab-exhibition-swiper .swiper-slide img,
.ab-culture-swiper .swiper-slide img{
	max-width:100%;
}
.ab-exhibition-swiper .swiper-slide{
	border:1px solid #ccc;
}
.ab-cer-swiper img,
.ab-tech-content2 img{
	max-width:100%;
}

.ab-tech-content2 h2{
	font-size:2.5rem;
	font-weight:600;
	color:var(--bs-link-color);
}
.ab-tech-content2 .cp-info p{
	line-height:1.75;
	margin:0;
}

.qu-info{
	width: 68rem;
    margin: 0 auto;
    font-size: 1rem;
    max-width: 100%;
    text-align:center;
}

/******************************/

.shebei_center{
	/*background: url("../images/tedian_bg.jpg") no-repeat bottom;
	background-size: cover;*/
	padding-bottom: 30px;
}
.shebei_center .list{
	display: grid;
	grid-template-columns:repeat(3,1fr);

}
.shebei_center .item{
	text-align: center;
	display: block;
	width: 95%;
	margin-bottom: 20px;
}
.shebei_center .item .name{
	font-size: 16px;
	margin-top: 15px;
}
.shebei_center .item .pic{
	overflow: hidden;
	height: 300px;

}
.shebei_center .item:hover img{
	transform: scale(1.1);
}
.shebei_center .item .pic img{
	transition:.5s;
}

#ab-culture-swiper{
	padding-bottom: 25px;
}
#ab-culture-swiper .item{
	height: 208px;
}
#ab-culture-swiper2 .item2{
	height: 240px;
}
#ab-culture-swiper2{
	padding-bottom: 25px;
}
.swiper-container-horizontal>.swiper-pagination-bullets, .swiper-pagination-custom, .swiper-pagination-fraction{
	bottom: -7px;
}

@media only screen and (max-width: 1040px){
	.ab-video .videobg{
		height:calc( (100vw - var(--bs-gutter-x))*576/1024 );
	}
	.sec-title{
		font-size:1.5rem;
		padding:1rem 0;
	}
	.ab-tech-content2 h2,
	.ab-text-section h2,
	.ab-shicha h2,
	.ab-intro-title h1{
		font-size:1.2rem;
	}
	.ab-shicha{
		background-size:auto 140%;
		height:200px;
		background-attachment: inherit;
		background-position:center 20%;
	}

}