@charset "utf-8";
.banner {
    width: 100%;
    position: fixed;
    left:0;
    top:0;
    z-index: 1;
    overflow: hidden;
}

.bd a{
    width:100%;
    height: 100%;
    display: block;
}

.banner .hd{
    position: fixed;
    left:0;
    z-index:1;
    width:100%;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hd span{
    display: block;
    width:10px;
    height: 10px;
    margin: 0px 5px;
    border-radius: 10px;
    background-color: #FFF;
}

.circle-selected{
    background-color: #FF0000 !important;
}

.banner .arrow {
    position: absolute;
    top: 25%;
    margin-top: 0;
    width: 100px;
    height: 50%;
    padding: 0;
    cursor: pointer;
}

.banner .arrow span, .banner .arrow span:after, .banner .arrow span:before {
    position: absolute;
    top: 50%;
    height: 2px;
    background-color: #fff;
    border-radius: 1px;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-transition: all .4s ease;
    transition: all .4s ease
}

.banner .arrow span {
    margin-top: -1px;
    width: 0
}

.banner .arrow span:after, .banner .arrow span:before {
    content: "";
    width: 30px
}

.banner .arrow.btn-prev span {
    left: 50%;
    margin-left: -10px
}

.banner .arrow.btn-prev span:before {
    left: 0;
    bottom: 0;
    -webkit-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-transform-origin: left;
    -ms-transform-origin: left;
    transform-origin: left
}

.banner .arrow.btn-prev span:after {
    left: 0;
    top: 0;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transform-origin: left;
    -ms-transform-origin: left;
    transform-origin: left
}

.banner .arrow.btn-next span {
    right: 50%;
    margin-right: -10px
}

.banner .arrow.btn-next span:before {
    right: 0;
    bottom: 0;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
    -webkit-transform-origin: right;
    -ms-transform-origin: right;
    transform-origin: right
}

.banner .arrow.btn-next span:after {
    right: 0;
    top: 0;
    -webkit-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-transform-origin: right;
    -ms-transform-origin: right;
    transform-origin: right
}

.banner .arrow:hover span {
    width: 40px
}

.banner .arrow:hover.btn-prev span {
    margin-left: -20px
}

.banner .arrow:hover.btn-next span {
    margin-right: -20px
}

.banner .btn-next {
    right: 2.1%
}

.banner .btn-prev {
    left: 2.1%
}

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