html,
body {
    position: relative;
}

.pc {
    display: block;
}

.phone {
    display: none;
}

@media screen and (max-width: 960px) and (min-width:0px) {
    .pc {
        display: none;
    }

    .phone {
        display: block;
    }
}


/* banner */
.bannerbigbox {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.bannerSwiper {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.bannerSlide {
    overflow: hidden;
}

.bannerSlide img {
    position: relative;
    width: 100%;
}


/* end-banner */
/* 小图切换按钮 */

@media screen and (max-width: 1700px) and (min-width: 0px) {}

@media screen and (max-width: 1440px) and (min-width: 0px) {}

@media screen and (max-width: 1200px) and (min-width: 0px) {}

@media screen and (max-width: 992px) and (min-width: 0px) {}

@media screen and (max-width: 640px) and (min-width: 0px) {}