.hover-pic{
	width:100%;
	height:0;
	padding-bottom:100%;
	background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.categories-section{
	background-color:#f7f7f7;
}

.categories-section .cs-pic img{
	transition: all 0.6s;
    margin: 0 auto;
    max-height: 100%;
    max-width: 100%;
    display: table-cell;
    vertical-align: middle;
    overflow: hidden;
}
.categories-section .cs-pic:hover img{
	transform: scale(1.05);
}
.categories-section .cs-pic{
	border-radius:1rem;
	overflow:hidden;
	position:relative;
}

.categories-section .ca-des{
	color:#000;
}

.categories-section .ca-des h3{ 
	font-weight:bold;
	font-size:1.5rem;
	color:#000;
}
.categories-section .ca-item:hover .ca-des h3{ 
	color:var(--bs-theme-color);
}


.categories-section .cs-content{
	background-repeat: no-repeat;
    background-position: left center;
    background-size: cover;
}

.categories-section .ca-title{ 
	color:var(--bs-navbar-brand-color);
	font-weight:bold;
}



.tuijian-section{
	
}
.tuijian-section .tj-0{
	background-color:#ebebeb;
}
.tuijian-section .tj-1{
	background-color:#efefef;
}
.tuijian-section .tj-2{
	background-color:#ebebeb;
}
.tuijian-section .tuijian-item h2{
	font-size:2.5rem;
	font-weight:bold;
}
.tuijian-section .tuijian-item .tuijian-des{
	line-height:1.5;
	font-size:1.2rem;
}
.tuijian-section .tuijian-item .tedian-list li{
	line-height:1.8;
	font-size:1rem;
}
.tuijian-section .tuijian-item .tedian-list li svg{
	fill:var(--bs-theme-color);
	width:1rem;
	height:1rem;
	margin-right:1rem;
}
.tuijian-section .tuijian-item img{
	max-width:100%;
}


.youshi-section img{
	margin: 0 auto;
	width:66px;
	max-width:100%;
}


.midad-section .mid-ad-bg{
	background-repeat: no-repeat;
    background-position: center center;
	background-size: 1920px auto;
}

.midad-section .mid-ad-bg .fs-1{
	font-weight:bold;
	color:#000;
}
.midad-section .mid-ad-bg .fs-3{
	font-weight:bold;
	color:#000;
}
.midad-section .ad-text{
	font-size:1.2rem;
	line-height:1.5;
}



.benefits-section .bene-img img{
	max-width:100%;
}
.benefits-section .bene-img{
	border-radius:1rem;
	overflow:hidden;
	position:relative;
}
.benefits-section .bene-img p{ 
	position:absolute;
	left:3rem;
	bottom:1rem; 
	color:#fff;
	font-size:1rem;
}
.benefits-section .bene-img p.pright{
	left:auto;
	right:3rem;
}


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



.product-section{
	background-color:#f7f7f7;
}
.product-section .pic{
	max-width:100%;
}
.product-section .p-category{
	font-size:0.8rem;
	display:block;
	color:#464646;
}
.product-section .p-title{ 
	font-size:1.1rem;
	display:block;
	color:#2B161B;
	min-height:4rem;
	white-space: normal;
   overflow: hidden;
   text-overflow: ellipsis;
   display: -webkit-box;
   -webkit-line-clamp: 2;
   -webkit-box-orient: vertical;
   word-break: break-all;
} 
.product-section .p-more-btn{
	font-size:0.8rem;
}

.about-section{
	color:#fff;
}
.youshi-section .youshi-bg,
.about-section .about-sec-bg {
    padding-top: 7rem;
    padding-bottom: 7rem;
    background: no-repeat center;
    background-size: cover;
    background-attachment: fixed;
    position: relative;
}
.youshi-section .youshi-bg .mask,
.about-section .about-sec-bg .mask{
	position:absolute;
	top:0;
	left:0;
	right:0;
	bottom:0;
	background-color:rgba(0,0,0,.5);
}
.about-section p{ 
	margin: 0;
    line-height: 1.8;
    font-size: 1.2rem;
}

.about-section h1{
	padding-bottom:2rem;
	margin-bottom:2rem;
	position:relative;
}
.about-section h1:after{
	content:'';
	position:absolute;
	width:5rem;
	border:2px solid #fff;
	left:0;
	bottom:0;
}

.about-section .btn {
    background-color: #fff;
    padding-top: 1rem !important;
    padding-bottom: 1rem !important;
    border-radius: 2px;
}
.about-section .btn:hover{
	background-color: var(--bs-btn-hover-bg);
}
.about-section iframe{
	width: 660px;
    max-width: 100%;
    height: 371px;
}





.youshi-section{
	color:#fff;
}
.youshi-section .youshi-list{
	z-index:100;
	position:relative;
}
.youshi-section .youshi-list p{
	padding-left:2rem;
	padding-right:2rem;
	font-size:1.2rem;
}

.reason-section{
	background-color:#efefef;
}
.reason-section .re-item{
	background-color:#fff;
	border-radius:1rem;
}
.reason-section .re-icon{
	background-color: var(--bs-theme-color);
    border-radius: 50%;
    width: 6rem;
    height: 6rem;
    text-align: center;
    display: flex;
    margin: 0 auto 2rem;
    align-items: center;
    justify-content: center;
    color: #fff;
    fill: #fff;
}
.reason-section .re-item:hover .re-icon{
	background-color:#000;
}
.reason-section .re-icon svg{
	width: 3rem;
    height: 3rem;
    position: relative;
    display: block;
}
.reason-section .re-des{
	padding:0 4rem;
	min-height:11rem;
}




.case-section{
	background-color:#f7f7f7;
}
.case-section .swiper-slide img{
	max-width:100%;
}
.case-section .swiper-slide{
	position:relative;
}


.case-section .ca-name{
	position: absolute;
    color: #fff;
    font-size: 1.2rem;
    text-align: center;
    left: 0;
    width: 100%;
    bottom: 5rem; 
    z-index: 100;
}
.case-section .ca-name:after{ 
	width: 2rem;
    border-top: 2px solid #fff; 
    content: '';
    position: absolute;
    left: 50%;
    bottom: -15px;
    transform: translate(-50%, 0);
}

@media only screen and (max-width: 767px){
     .youshi-section{
		font-size:0.8rem;
	 }
	 .youshi-section img{
		width:40px;
	}
	.youshi-section h3{
		font-size:1rem !important;
	}
	.categories-section .ca-des h3{
		font-size:1.25rem;
	}
	.categories-section .col{
		flex: 1 0 50% !important;
	}
	.categories-section .col:last-child {
	    flex: 0 0 50% !important;
	}
	
	.product-section .p-title{ 
		font-size: 0.9rem;
	    white-space: normal;
	    overflow: hidden;
	    text-overflow: ellipsis;
	    display: -webkit-box;
	    -webkit-line-clamp: 2;
	    -webkit-box-orient: vertical;
	    word-break: break-all; 
	    height: 1.5rem;
	}
	
	.midad-section .ad-text{ 
		font-size:1rem;
		line-height:1.5;
	}
	.benefits-section .bene-img p.pright{
		left:3rem;
		right:auto;
	}
	.about-section h2{
		font-size:1.2rem; 
	} 
	.about-section p{
		font-size:1rem; 
		line-height:1.5;
	}
	
	.about-section iframe {
	    height: calc( (100vw - var(--bs-gutter-x))*371/660 );
	}
	.reason-section .reason-content p{
		font-size:1rem;
	}
	.case-section .swiper-slide img{
		width:100%;
	}
	.youshi-section .youshi-bg, .about-section .about-sec-bg{
		padding-top:4rem;
		padding-bottom:4rem;
		background-size: auto 100%;
	    background-attachment: inherit;
	}
	
	.tuijian-section .tuijian-item .tedian-list li{
		font-size:1rem;
	}
	.tuijian-section .tuijian-item .tedian-list li svg{
		margin-right:0.5rem;
	}
	.tuijian-section .row-cols-2>* {
	    width: 100%;
	}

}