@charset "utf-8";

* {
    margin: 0;
    padding: 0;
    font-family: "微软雅黑";
    box-sizing: border-box
}


a {
    text-decoration: none
}

ul {
    list-style: none
}

img {
    border: none
}

.slideBox {
    width: 100%;
    height: 530px;
    overflow: hidden;
    position: relative
}

.slideBox .hd {
    width: 100%;
    position: absolute;
    bottom: 85px;
    z-index: 1
}

.slideBox .hd ul {
    text-align: center
}

.slideBox .hd ul li {
    width: 80px;
    height: 36px;
    margin: 0 3px;
    display: inline-block;
    position: relative
}

.slideBox .hd ul li .dot {
    width: 80px;
    height: 4px;
    background-color: hsla(0, 0%, 60%, .4)
}

.slideBox .hd ul li span {
    display: none;
    color: #fff;
    position: absolute;
    width: 100%;
    font-size: 14px;
    left: 0;
    top: 0;
    line-height: 36px;
    cursor: pointer
}

.slideBox .hd ul li.on .liner {
    width: 80px;
    height: 4px;
    animation: liner 2.5s;
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(90deg, #f63335, #ec8703)
}

.slideBox .hd ul li:hover .dot {
    display: none
}

.slideBox .hd ul li:hover {
    width: 206px;
    height: 36px;
    transform: translateY(-50%);
    background: linear-gradient(90deg, #f63335, #ec8703);
    transition: all .1s ease
}

.slideBox .hd ul li:hover span {
    display: inline-block
}

@keyframes liner {
    from {
        width: 0
    }

    to {
        width: 100%
    }
}

.slideBox .bd {
    width: 100%;
    position: relative;
    height: 530px;
    overflow: hidden
}

.slideBox .bd li {
    text-align: center
}

.slideBox .bd li:nth-child(1) {
    height: 530px;
    /* background:url(../../images/banner/banner_01.png) center no-repeat; */
    background-size: auto 100%;
}
.slideBox .bd li:nth-child(2) {
    height: 530px;
    /* background:url(../../images/banner/banner_02.png) center no-repeat; */
    background-size: auto 100%;
}
.slideBox .bd li:nth-child(3) {
    height: 530px;
    /* background:url(../../images/banner/banner_03.png) center no-repeat; */
    background-size: auto 100%;
}
.slideBox .bd li:nth-child(4) {
    height: 530px;
    /* background:url(../../images/banner/banner_03.png) center no-repeat; */
    background-size: auto 100%;
}
.slideBox .bd:hover~.prev {
    display: block
}

.slideBox .bd:hover~.next {
    display: block
}

.slideBox .prev:hover {
    display: block
}

.slideBox .next:hover {
    display: block
}

.slideBox .prev {
    display: none;
    position: absolute;
    left: 3%;
    top: 50%;
    margin-top: -25px;
    width: 29px;
    height: 52px;
    background: url(./img/left_array.png) no-repeat;
    background-size: cover
}

.slideBox .next {
    display: none;
    position: absolute;
    right: 3%;
    top: 50%;
    margin-top: -25px;
    width: 29px;
    height: 52px;
    background: url(./img/right_array.png) no-repeat;
    background-size: cover
}

.slideBox .bd li.active {
    animation-name: ai-big-out;
    animation-duration: .3s;
    animation-timing-function: ease;
    animation-fill-mode: forwards
}

@keyframes ai-big-out {
    0% {
        z-index: 3;
        transform: scale(1.1);
        opacity: 1
    }

    50% {
        transform: scale(1.2);
        opacity: .5
    }

    to {
        transform: scale(1.3);
        opacity: 1
    }
}