.lbt-box {
	position: relative;
	width: 700px;
	height: 700px;
	margin: 0 auto;
}

.imgs {
	width: 100%;
	height: 100%;
	perspective: 1000px;
}

.imgitem {
	position: absolute;
	width: 300px;
	height: 600px;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	margin: auto;
	z-index: 0;
	transition: .8s;
	opacity: 0;
}

.imgitem img {
	width: 100%;
	height: 100%;
}

.cur-img {
	width: 300px;
	z-index: 100;
	opacity: 1;
}

.pre-img {
	transform: translateX(-150px) rotateY(30deg) scale(0.8);
	z-index: 9;
	opacity: 0.9;
}

.next-img {
	transform: translateX(150px) rotateY(-30deg) scale(0.8);
	z-index: 9;
	opacity: 0.9;
}
.lbt-btn{
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	cursor: pointer;
	z-index: 10;
	width: 60px;
	height: 50px;
}
.lbt-btn img{
	width: 100%;
	height: 100%;
}
#pre {
	left: 20px;
}

#next{
	right: 20px;
}



 .pic_container{
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: #34353A;
    display: none;
    z-index: 200;
    overflow-y: scroll;
}
.pic_container_inner{
    width: 35%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: auto;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}
.pic_container_inner>img{
    border-radius: 1px;
    cursor: url('../img/narrow.png'), default;
} 

.swiper_slide_img{position:relative;z-index:2}


.swiper-slide-next:before{content:"";position:absolute;opacity: 0.5;background:#000;width: 100%;height:100%;}
.swiper-slide-prev:before{content:"";position:absolute;opacity: 0.5;background:#000;width: 100%;height:100%;}