body{
    background: url('/template/default/html/images/banner_solution.jpg') no-repeat;
    background-size: 100%;
}
.page-introduce{
    margin: 150px auto 0;
    width: 85vw;
    max-width: 1440px;
    color: #fff;
}
@media screen and (max-width: 475px){
    .page-introduce{
        width: 90vw;
    }
}
.page-introduce>div:nth-child(1){
    font-size: 32px;
    font-weight: 700;
    line-height: 1.4em;
}
.page-introduce>div:nth-child(2){
    margin-top: 10px;
    line-height: 1.7em;
    font-size: 16px;
    font-weight: 400;
}
.page-introduce>div:nth-child(3){
    padding: 10px 0;
}
.page-introduce>div:nth-child(3) .layui-breadcrumb a{
    color: #fff !important;
}
.page-introduce>div:nth-child(3) .layui-breadcrumb a:last-child{
    color: rgba(255,255,255,0.64) !important;
}
.page-container{
    background: #fff;
}
.page-container .history-title{
    padding: 60px 0 30px;
    width: 100%;
    text-align: center;
    color: #666;
}
.page-container .history-title>div{
    font-size: 32px;
    line-height: 1.4em;
}
.history-box{
    margin: 30px auto 0;
    width: 85vw;
    max-width: 1440px;
}
.history-box .history-list{
}
.history-box .history-list .history-item{
    position: relative;
    overflow: hidden;
    /* padding-bottom: 72px; */
}
.history-box .history-list .history-item::before{
    /* content: ''; */
    position: absolute;
    bottom: 72px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: #005198;
    border-radius: 50%;
    transition: all .5s;
}
.history-box .history-list .history-item::after{
    /* content: ''; */
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 60px;
    background: #999;
    transition: all .5s;
}
.history-box .history-list .history-item .history-container{
    padding-bottom: 20px;
    width: 46%;
}
.history-box .history-list .history-item .history-container::before{
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: #005198;
    border-radius: 50%;
    transition: all .5s;
}
.history-box .history-list .history-item .history-container::after{
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    /* height: calc(100% - 72px); */
    height: calc(100%);
    background: #005198;
    transition: all .5s;
}
.history-box .history-list .history-item:nth-child(odd) .history-container{
    float: left;
}
.history-box .history-list .history-item:nth-child(even) .history-container{
    float: right;
}
.history-box .history-list .history-item .history-container .history-top{
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
    color: #005198;
    font-size: 28px;
    font-weight: bold;
}
.history-box .history-list .history-item:nth-child(even) .history-container .history-top{
    flex-direction: row-reverse;
}
.history-box .history-list .history-item .history-container .history-top .history-time{
    margin: 0 20px;
}
.history-box .history-list .history-item .history-container .history-top .history-icon{
    display: flex;
    align-items: center;
    font-size: 16px;
    transition: transform .3 linear;
    -webkit-transition:-webkit-transform .3s linear;
}
.history-box .history-list .history-item.active:nth-child(odd) .history-container .history-top .history-icon{
    transform: rotate(90deg);
    -webkit-transform:rotate(90deg);
}
.history-box .history-list .history-item.active:nth-child(even) .history-container .history-top .history-icon{
    transform: rotate(-90deg);
    -webkit-transform:rotate(-90deg);
}
.history-box .history-list .history-item.active .history-container .history-top .history-icon{
}
.history-box .history-list .history-item .history-container .history-bottom{
    /* display: none; */
}
.history-box .history-list .history-item .history-container .history-bottom .history-content{
    margin-top: 30px;
    line-height: 1.8em;
    font-size: 16px;
}
.history-box .history-list .history-item:nth-child(odd) .history-container .history-bottom .history-content{
    text-align: right;
}
.history-box .history-list .history-item:nth-child(even) .history-container .history-bottom .history-content{
    text-align: left;
}
.tab-list{
    display: flex;
    margin-top: 25px;
}
/* @media screen and (max-width: 475px){
    .tab-list{
        display: unset;
        position: relative;
        left: -7.5vw;
    }
} */
.tab-list .tab-item{
    flex: 1;
    height: 80px;
    line-height: 80px;
    text-align: center;
    color: #666;
    background-color: #f9f9f9;
    transition: all .5s;
    cursor: pointer;
    white-space: nowrap;
}
/* @media screen and (max-width: 475px){
    .tab-list .tab-item{
        width: 100vw;
    }
} */
.tab-list .tab-item:hover, .tab-list .tab-item.active{
    background-color: #005198;
    color: #fff;
}