.fr {
    float: right;
}

.fl {
    float: left;
}

.clearfix:after {
    display: block;
    clear: both;
    content: "";
    visibility: hidden;
    height: 0
}

.clearfix {
    zoom: 1
}
.pc-slide {
    width: 800px;
    /* margin: 170% auto 0; */
    position: absolute;
    top: 50%;
    left: 50%; 
     margin-top: -300px; 
    margin-left: -400px; 
}

.guanbi {
    width: 40px;
    height: 40px;
    display: block;
    background: url("img/cccc.png");
    background-size: contain;
    position: absolute;
    top: -60px;
    right: -30px;
    z-index: 3;
}

.view .swiper-container {
    width: 800px;
    height: 533px;
}

.pc-slide img {
    width: 100%;
}

.view .arrow-left {
    background: url(img/prevBtnTop.png) no-repeat left top;
    position: absolute;
    left: -70px;
    top: 50%;
    margin-top: -25px;
    width: 51px;
    height: 51px;
    z-index: 10;
}

.view {
    position: relative;
}

.view .arrow-right {
    background: url(img/nextBtnTop.png) no-repeat left bottom;
    position: absolute;
    right: -70px;
    top: 50%;
    margin-top: -25px;
    width: 51px;
    height: 51px;
    z-index: 10;
}

.preview {
    width: 100%;
    margin-top: 10px;
    position: relative;
}

.preview .swiper-container {
    width: 760px;
    height: 200px;
    margin-left: 26px;
}

.preview .swiper-slide {
    width: 190px;
    height: 82px;
    cursor: pointer;
}

.preview .slide6 {
    width: 190px;
}

.preview .arrow-left {
    background: url(img/prevBtnTop.png) no-repeat left top;
    background-size: contain;
    position: absolute;
    left: -30px;
    top: 50%;
    margin-top: -38px;
    width: 20px;
    height: 20px;
    z-index: 10;
}

.preview .arrow-right {
    background: url(img/nextBtnTop.png) no-repeat left bottom;
    background-size: contain;
    position: absolute;
    right: -30px;
    top: 50%;
    margin-top: -38px;
    width: 20px;
    height: 20px;
    z-index: 10;
}

.preview img {
    padding: 1px;
    width: 90%;
}

.preview .active-nav img {
    padding: 0;
    border: 1px solid #ffbe4c;
}