body{background-color:#f4f4f4;}.red{color:#f00;}a{text-decoration:none;color:#212529;}.hljs-ln-line.hljs-ln-code{padding-left:10px;}.bi-cup-hot::before,.bi-calendar-date::before,.bi-activity::before{margin-right:5px;}.par{height:6px;overflow:hidden;}.navs .logo{width:240px;}.navs .search_btn{width:90px;}.nav-link{color:rgba(255,255,255,.55);}.nav-link.ac{border-bottom:2px dotted #5fb878;}.newlist .arimg{width:215px;height:145px;}.newlist h2{font-size:17px;color:#20232b;font-weight:700;line-height:23.8px;}.newlist .contentdes{line-height:22.5px;}.newlist .attr{margin-top:1em;margin-bottom:1em;}.content .surveys{line-height:2em;margin-bottom:3em;color:#212529;}.content .surveys span{font-weight:bold;}.content img{max-width:98%;}.content a{color:#6495ed;}.border-top.footer.text-muted{background-color:#3e3d43;}.border-top.footer.text-muted .list{margin-left:auto;margin-right:auto;padding-top:10px;padding-bottom:10px;display:flex;}.border-top.footer.text-muted .list .footerlvm{flex:1;}.border-top.footer.text-muted .list .footerlvm .cpr{text-align:center;color:#fff;line-height:28px;}.border-top.footer.text-muted .list .footerrvm{width:350px;}.border-top.footer.text-muted .list .footerrvm .qrdes{color:#fff;font-size:12px;line-height:25px;}.border-top.footer.text-muted .list .footerrvm .qrcode{width:300px;}.bvm{border-radius:5px;background-color:#fff;}.bvm .book_title{border-bottom:1px dotted #757575;}.bvm .book_title h1{font-size:25px;line-height:40px;}.bvm .book_des{margin-top:10px;}.bvm .book_des .book_img .imgvm{width:250px;}.bvm .book_des .book_vms .itemvm{line-height:40px;display:flex;}.bvm .book_des .book_vms .itemvm .title{display:flex;justify-content:flex-end;width:90px;text-align:right;}.bvm .book_des .book_vms .itemvm.download{padding-left:20px;}.bvm .book_des .book_vms .itemvm.download .loadurl{background-color:#5fb878;color:#fff;width:180px;height:55px;display:flex;justify-content:center;align-items:center;border-radius:6px;margin-right:30px;cursor:pointer;font-size:20px;}.bvm .book_des .book_vms .itemvm.download .loadurl i{margin-right:8px;}.bvm .book_des .book_vms .itemvm.download .loadurl.b{background-color:#1e9fff;}.bvm .odes .content_introduction,.bvm .odes .about_author,.bvm .odes .contents{padding-top:20px;padding-bottom:20px;}.bvm .odes .content_introduction h4,.bvm .odes .about_author h4,.bvm .odes .contents h4{line-height:35px;}.bvm .odes .about_author .text{text-indent:2em;}.bvm .odes .contents .mlist{max-height:400px;overflow:hidden;}.bvm .odes .contents .more{line-height:30px;color:#6495ed;cursor:pointer;}.bvm .downloaddes .title{font-weight:bold;font-size:20px;border-bottom:1px dotted #757575;line-height:45px;}.bvm .downloaddes .info{padding-top:10px;padding-bottom:10px;background:#fffcef;border-radius:6px;}.bvm .downloaddes .info .img img{width:160px;}.bvm .downloaddes .info .desvm .item{line-height:30px;align-items:center;}.bvm .downloaddes .info .desvm .item .p{padding-left:5px;padding-right:8px;}.bvm .downloaddes .info .desvm .item .backimg{position:relative;}.bvm .downloaddes .info .desvm .item .backimg img{height:42px;}.bvm .downloaddes .info .desvm .item .backimg .bookcode{position:absolute;top:0;left:80px;color:#f00;}.bvm .downloaddes .info .desvm .item.alt{margin-bottom:10px;}.bvm .downloaddes .inputvm{line-height:30px;}.commentsvm{line-height:30px;border:1px solid #f1f1f1;border-radius:5px;}.commentsvm .commentvm .nickname{color:#a8a8a8;padding-left:5px;padding-top:10px;}.commentsvm .commentvm .line{border-bottom:1px solid #eee;padding-left:5px;padding-bottom:10px;}