.search-box{
    width: 100%;
    height: 300px;
    padding: 0 453px;
    background: #F8F9FA;
}
.search-box > div{
    margin: auto;
    overflow: hidden;
}
/* 搜索框 */
.search-wrapper{
    position: relative;
    width: 666px;
    height: 48px;
    margin: 100px auto 42px;
    padding: 0 40px 0 20px;
    background: #ffffff;
    border-radius: 2px;
    border: 1px solid #DDE1E6;
}
::-webkit-input-placeholder {
    /* WebKit browsers */
    font-family: AlibabaPuHuiTi_2_55_Regular;
    font-size: 14px;
    color: #757B84;
}
::-moz-placeholder {
    /* Mozilla Firefox 19+ */
    font-family: AlibabaPuHuiTi_2_55_Regular;
    font-size: 14px;
    color: #757B84;
}
:-ms-input-placeholder {
    /* Internet Explorer 10+ */
    font-family: AlibabaPuHuiTi_2_55_Regular;
    font-size: 14px;
    color: #757B84;
}
.search-input{
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
}
.search-pic{
    position: absolute;
    top: 15px;
    right: 18px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    z-index: 2;
}
/* 文件划分 */
.file-divide{
    display: flex;
    margin-bottom: 14px;
    font-family: AlibabaPuHuiTi_2_65_Medium;
    font-size: 14px;
    color: #101A2B;
    line-height: 14px;
}
.file-divide ul{
    display: flex;
    margin-left: 30px;
    color: #989CA4;
}
.file-divide ul li{
    width: 106px;
    text-align: left;
    cursor: pointer;
}
.file-divide ul li:first-child{
    width: 78px;
}
.active-type{
    color: #101A2B;
}
/* 书列表 */
.book-list{
    display: flex;
    flex-wrap: wrap;
    width: 1020px;
    margin: 0 auto;
    padding-top: 50px;
	justify-content: space-between;
}
.book-list li{
    margin: 0 42px 60px 0;
}
.book-list li:nth-child(4n){
    margin: 0 0 60px 0;
}
.book-item{
    position: relative;
    width: 216px;
    height: 200px;
}
.book-item img{
    position: absolute;
    width: 100%;
    height: 100%;
}
.book-name{
    position: absolute;
    top: 61px;
    width: 100%;
    font-family: AlibabaPuHuiTi_2_65_Medium;
    font-size: 22px;
    color: #101A2B;
    line-height: 36px;
    text-align: center;
}
.book-date{
    position: absolute;
    bottom: 21px;
    width: 100%;
    text-align: center;
    font-family: AlibabaPuHuiTi_2_55_Regular;
    font-size: 14px;
    color: #7B838E;
}
.download-btn{
    float: right;
    width: 54px;
    height: 26px;
    margin-top: 16px;
    font-family: AlibabaPuHuiTi_2_65_Medium;
    font-size: 14px;
    color: #005FFF;
    line-height: 26px;
    text-align: center;
    border-radius: 2px;
    border: 1px solid #005FFF;
    cursor: pointer;
}
/* 分页 */
.white-paper-pagination{
    width: 100%;
}
.white-paper-pagination ul{
    display: flex;
    justify-content: center;
    margin: 0 auto 60px;
}
.white-paper-pagination li{
    width: 30px;
    height: 30px;
    margin-right: 10px;
    line-height: 30px;
    text-align: center;
    background: #FFFFFF;
    border: 1px solid rgba(117,123,132,0.8);
    cursor: pointer;
}