.wrapper{
    background: #fff;
    min-width: 1400px;
}
.banner_box{
    min-width: 1200px;
}
.banner_box img{
    width: 100%;
}
.application_content{
    margin: 69px 0 169px;
}
.application_content .content{
    padding-left: 292px;
    position: relative;
}
.application_content .crumbs{
    padding-bottom: 17px;
    border-bottom: 1px solid #DFDFDF;
}
.application_content .crumbs .left{
    font-size: 26px;
    font-weight: 400;
    color: #333333;
    line-height: 1;
}
.application_content .crumbs .right{
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 1;
    margin-top: 10px;
}
.application_content .pdf_box{
    margin-top:67px;
}
.application_content .pdf_box .title{
    font-size: 30px;
    text-align: center;
    color: #A41C1C;
    line-height: 1.5;
    margin-bottom: 20px;
}
.application_content .pdf_content{
    width: 912px;
    height: 600px!important;
    /* background: #525659; */
    overflow: hidden;
}

.pdf_content {
    position: relative;
    overflow: auto;
    text-align: center;
    /* width: 1400px; */
    margin: 0 auto;
}
.pdf_content ul{
    height: 100%!important;
}
.pdf_content>ul li{
    height: 100%!important;
    display: flex;
    align-items: center;
    justify-content: center;
}
.pdf_content li {
    list-style: none;
}
.pdf_content li img{
    max-width: 100%;
    max-height: 100%;
}
.pdf_content ul li {
    float: left;
}
.pdf_content .dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 20px;
}
.pdf_content .dots li {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin: 0 4px;
    text-indent: -999em;
    border: 2px solid #fff;
    border-radius: 6px;
    cursor: pointer;
    opacity: .4;
    -webkit-transition: background .5s, opacity .5s;
    -moz-transition: background .5s, opacity .5s;
    transition: background .5s, opacity .5s;
}
.pdf_content .dots li.active {
    background: #fff;
    opacity: 1;
}
.pdf_content .arrow {
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    transform: translateY(-50%);
}
.pdf_content #al {
    left: 15px;
}

.pdf_content #ar {
    right: 15px;
}


.application_content .pdf_content iframe{
    width: 100%;
    height: 100%;
}
.application_content .application_left{
    width: 238px;
    height: 800px;
    overflow: hidden;
    overflow-y: auto;
    position: absolute;
    top: 0;
    left: 0;
    text-align: center;
}
.application_content .application_left .title{
    padding: 22px 0;
    background: #A41C1C;
    color: #fff;
    font-size: 28px;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 10px;
}
.application_content .application_left a{
    display: block;
    margin-bottom: 2px;
    background: #eee;
    font-size: 16px;
    color: #333333;
    line-height: 1;
    padding: 15px 10px;
    transition: all .3s;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}
.application_content .application_left a:hover,.application_content .application_left a.active{
    background: #A41C1C;
    color: #fff;
}
.application_content .application_left .children_app{
    display: none;
}
.application_content .application_left .children_app a {
    background: #f8f8f8;
}
.application_content .application_left .children_app a:hover,.application_content .application_left .children_app a.c_active{
    background:#bf4646;
    color: #fff;
}
.application_content .application_left .children_app.is_show{
    display: block;
}