@media screen and (min-width: 1281px){
.banner {
    position: relative;
    overflow: hidden;
    margin: 10px auto;
    width: 1920px;
    height: 300px;
    background-color: #25a5a8;
}
.banner ul {
    position: absolute;
    top: 0;
    left: 0;
}
.banner ul li {
    float: left;
}
.banner ul li a img {
    display: block;
    width: 100%;
    height: 300px;
}
.banner .prev,
.banner .next {
    display: none;
    z-index: 2;
    position: absolute;
    width: 50px;
    height: 35px;
    line-height: 35px;
    border-radius: 12px;
    top: 50%;
    background-color: #25a5a8;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.banner .prev {
    left: 0;
    transform: translate(-50%, -50%);
    text-indent: 28px;
}
.banner .next {
    right: 0;
    transform: translate(50%, -50%);
    text-indent: 8px;
}
.banner .prev:hover,
.banner .next:hover {
    background-color: rgba(0, 0, 0, .3);
}
.banner .gd {
    position: absolute;
    left: 50%;
    bottom: 20px;
    margin-left: -36.5px;
    display: flex;
    justify-content: space-around;
    width: 75px;
    height: 15px;
    border-radius: 8px;
    background-color: #ffffff4d;
    }
.banner .gd i {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 2.5px;
    background-color: azure;
}
.bannerb {
    position: relative;
    overflow: hidden;
    margin: 10px auto;
    width: 1200px;
    height: 280px;
    background-color: #25a5a8;
    border-radius: 12px;
}
.bannerb ul {
    position: absolute;
    top: 0;
    left: 0;
}
.bannerb ul li {
    float: left;
}
.bannerb ul li a img {
    display: block;
    width: 1200px;
    height: 280px;
}
.bannerb .prevb,
.bannerb .nextb {
    display: none;
    z-index: 2;
    position: absolute;
    width: 50px;
    height: 35px;
    line-height: 35px;
    border-radius: 12px;
    top: 50%;
    background-color: #25a5a8;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.bannerb .prevb {
    left: 0;
    transform: translate(-50%, -50%);
    text-indent: 28px;
}
.bannerb .nextb {
    right: 0;
    transform: translate(50%, -50%);
    text-indent: 8px;
}
.bannerb .prevb:hover,
.bannerb .nextb:hover {
    background-color: rgba(0, 0, 0, .3);
}
.bannerb .gdb {
    position: absolute;
    left: 50%;
    bottom: 20px;
    margin-left: -36.5px;
    display: flex;
    justify-content: space-around;
    width: 75px;
    height: 15px;
    border-radius: 8px;
    background-color: #ffffff4d;
    }
.bannerb .gdb i {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 2.5px;
    background-color: azure;
}
.currenta {
    background-color: #ff5000 !important;
    width: 15px !important;
    height: 9px !important;
    border-radius: 4.5px !important;
}
.wxbanner{
    display: none;
}
.wxbannerb{
    display: none;
}
}
@media screen and (min-width: 768px) and (max-width: 1280px){
.banner {
    position: relative;
    overflow: hidden;
    margin: 10px auto;
    width: 1280px;
    height: 200px;
    background-color: #25a5a8;
}
.banner ul {
    position: absolute;
    top: 0;
    left: 0;
}
.banner ul li {
    float: left;
}
.banner ul li a img {
    display: block;
    width: 100%;
    height: 200px;
}
.banner .prev,
.banner .next {
    display: none;
    z-index: 2;
    position: absolute;
    width: 50px;
    height: 35px;
    line-height: 35px;
    border-radius: 12px;
    top: 50%;
    background-color: #25a5a8;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.banner .prev {
    left: 0;
    transform: translate(-50%, -50%);
    text-indent: 28px;
}
.banner .next {
    right: 0;
    transform: translate(50%, -50%);
    text-indent: 8px;
}
.banner .prev:hover,
.banner .next:hover {
    background-color: rgba(0, 0, 0, .3);
}
.banner .gd {
    position: absolute;
    left: 50%;
    bottom: 20px;
    margin-left: -36.5px;
    display: flex;
    justify-content: space-around;
    width: 75px;
    height: 15px;
    border-radius: 8px;
    background-color: #ffffff4d;
    }
.banner .gd i {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 2.5px;
    background-color: azure;
}
.bannerb {
    position: relative;
    overflow: hidden;
    margin: 10px auto;
    width: 970px;
    height: 280px;
    background-color: #25a5a8;
    border-radius: 12px;
}
.bannerb ul {
    position: absolute;
    top: 0;
    left: 0;
}
.bannerb ul li {
    float: left;
}
.bannerb ul li a img {
    display: block;
    width: 970px;
    height: 280px;
}
.bannerb .prevb,
.bannerb .nextb {
    display: none;
    z-index: 2;
    position: absolute;
    width: 50px;
    height: 35px;
    line-height: 35px;
    border-radius: 12px;
    top: 50%;
    background-color: #25a5a8;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.bannerb .prevb {
    left: 0;
    transform: translate(-50%, -50%);
    text-indent: 28px;
}
.bannerb .nextb {
    right: 0;
    transform: translate(50%, -50%);
    text-indent: 8px;
}
.bannerb .prevb:hover,
.bannerb .nextb:hover {
    background-color: rgba(0, 0, 0, .3);
}
.bannerb .gdb {
    position: absolute;
    left: 50%;
    bottom: 20px;
    margin-left: -36.5px;
    display: flex;
    justify-content: space-around;
    width: 75px;
    height: 15px;
    border-radius: 8px;
    background-color: #ffffff4d;
    }
.bannerb .gdb i {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 2.5px;
    background-color: azure;
}
.currenta {
    background-color: #ff5000 !important;
    width: 15px !important;
    height: 9px !important;
    border-radius: 4.5px !important;
}
.wxbanner{
    display: none;
}
.wxbannerb{
    display: none;
}    
}
@media screen and (max-width: 767px) {
.banner{
    display: none;
}
.wxbanner {
    display: block;
    position: relative;
    overflow: hidden;
    margin: 10px auto;
    width: 100%;
    height: 150px;
    background-color: #25a5a8;
}
.wxbanner ul {
    position: absolute;
    top: 0;
    left: 0;
}
.wxbanner ul li {
    float: left;
}
.wxbanner ul li a img {
    display: block;
    max-width: 100%;
    height: 150px;
}
.wxbanner .wxprev,
.wxbanner .wxnext {
    display: none;
    z-index: 2;
    position: absolute;
    width: 50px;
    height: 35px;
    line-height: 35px;
    border-radius: 12px;
    top: 50%;
    background-color: #25a5a8;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.wxbanner .wxprev {
    left: 0;
    transform: translate(-50%, -50%);
    text-indent: 28px;
}
.wxbanner .wxnext {
    right: 0;
    transform: translate(50%, -50%);
    text-indent: 8px;
}
.wxbanner .wxprev:hover,
.wxbanner .wxnext:hover {
    background-color: rgba(0, 0, 0, .3);
}
.wxbanner .wxgd {
    position: absolute;
    left: 50%;
    bottom: 20px;
    margin-left: -36.5px;
    display: flex;
    justify-content: space-around;
    width: 75px;
    height: 15px;
    border-radius: 8px;
    background-color: #ffffff4d;
    }
.wxbanner .wxgd i {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 2.5px;
    background-color: azure;
}
.bannerb{
    display: none;
}
.wxbannerb {
    display: block;
    position: relative;
    overflow: hidden;
    margin: 10px auto;
    width: 375px;
    height: 200px;
    background-color: #ffffff;
    border-radius: 12px;
}
.wxbannerb ul {
    position: absolute;
    top: 0;
    left: 0;
}
.wxbannerb ul li {
    float: left;
}
.wxbannerb ul li a img {
    display: block;
    width: 375px;
    height: 200px;
}
.wxbannerb .wxprevb,
.wxbannerb .wxnextb {
    display: none;
    z-index: 2;
    position: absolute;
    width: 50px;
    height: 35px;
    line-height: 35px;
    border-radius: 12px;
    top: 50%;
    background-color: #25a5a8;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.wxbannerb .wxprevb {
    left: 0;
    transform: translate(-50%, -50%);
    text-indent: 28px;
}
.wxbannerb .wxnextb {
    right: 0;
    transform: translate(50%, -50%);
    text-indent: 8px;
}
.wxbannerb .wxprevb:hover,
.wxbannerb .wxnextb:hover {
    background-color: rgba(0, 0, 0, .3);
}
.wxbannerb .wxgdb {
    position: absolute;
    left: 50%;
    bottom: 20px;
    margin-left: -36.5px;
    display: flex;
    justify-content: space-around;
    width: 75px;
    height: 15px;
    border-radius: 8px;
    background-color: #ffffff4d;
    }
.wxbannerb .wxgdb i {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-top: 2.5px;
    background-color: azure;
}
.currenta {
    background-color: #ff5000 !important;
    width: 15px !important;
    height: 9px !important;
    border-radius: 4.5px !important;
}    
}