.content[data-v-3313fd1e]{height:100vh;background:#f6f7f9}.loading-container[data-v-3313fd1e]{position:absolute;width:100%;height:100%;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;background:hsla(0,0%,100%,.8);z-index:100;text-align:center}.loading-container .loading-gif[data-v-3313fd1e]{width:120px;height:120px;margin-bottom:10px}.loading-container .loading-text[data-v-3313fd1e]{font-family:Source Han Sans;font-weight:700;font-size:18px;color:#409eff;line-height:26px;text-align:center;font-style:normal;text-transform:none;margin-top:10px}.study-progress-circle[data-v-3313fd1e]{position:absolute;top:30px;right:75px;z-index:110;width:60px;height:60px;background:#fff;border-radius:50%;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.circle-fade-leave-active[data-v-3313fd1e]{-webkit-transition:opacity .4s ease;transition:opacity .4s ease}.circle-fade-leave-to[data-v-3313fd1e]{opacity:0}[data-v-3313fd1e] .study-progress-circle .el-progress__text .el-icon-check{color:#17c763!important;font-size:28px!important;font-weight:500}[data-v-3313fd1e] .study-progress-circle .el-progress__text{color:#3494fa!important;font-size:18px!important;font-weight:500}.content-body[data-v-3313fd1e]{width:100%;height:calc(100% - 60px);background:#f6f7f9;position:fixed;top:60px;display:-webkit-box;display:-ms-flexbox;display:flex}.content-body .content-body-left-reduce[data-v-3313fd1e]{width:52px;height:100%;position:relative;-webkit-transition:all .3s ease;transition:all .3s ease;z-index:200}.content-body .content-body-left-reduce .content-body-left-reduce-left[data-v-3313fd1e]{width:38px;height:100%;background:#fff;-webkit-box-shadow:8px 0 8px -8px rgba(0,0,0,.2);box-shadow:8px 0 8px -8px rgba(0,0,0,.2);font-family:Source Han Sans;font-weight:500;font-size:16px;color:#333;line-height:20px;font-style:normal;text-transform:none;text-align:center;white-space:nowrap;-webkit-writing-mode:vertical-rl;-ms-writing-mode:tb-rl;writing-mode:vertical-rl;text-orientation:upright;letter-spacing:10px;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.content-body .content-body-left-reduce .content-body-left-reduce-img[data-v-3313fd1e]{width:24px;height:60px;position:absolute;left:38px;top:46%;cursor:pointer}.content-body .content-body-left-expanded[data-v-3313fd1e]{width:487px;height:100%;position:relative;-webkit-transition:all .3s ease;transition:all .3s ease;z-index:200}.content-body .content-body-left-expanded .content-body-left-expanded-left[data-v-3313fd1e]{width:462px;height:100%;background:#fff;-webkit-box-shadow:8px 0 8px -8px rgba(0,0,0,.2);box-shadow:8px 0 8px -8px rgba(0,0,0,.2);padding:18px 24px 18px 26px}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-h[data-v-3313fd1e]{width:412px;height:38px;border-bottom:1px solid #f2f2f2}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-h .content-body-left-expanded-left-h-t[data-v-3313fd1e]{height:20px;margin:0 0 14px 18px;font-family:Source Han Sans;font-weight:500;font-size:16px;color:#333;line-height:20px;text-align:left;font-style:normal;text-transform:none}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-t[data-v-3313fd1e]{width:412px;height:100%;padding-bottom:20%;overflow-y:auto;overflow-x:hidden;margin-top:8px}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-t .custom-node-file[data-v-3313fd1e]{width:100%;height:40px;display:-webkit-box;display:-ms-flexbox;display:flex;margin-bottom:4px}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-t .custom-node-file .tree-img[data-v-3313fd1e]{width:24px;height:24px;margin:10px 4px 10px 0}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-t .custom-node-file .tree-file-name[data-v-3313fd1e]{width:75%;height:26px;margin:7px 0;font-family:Source Han Sans;font-weight:400;font-size:18px;color:#2d3f4e;line-height:26px;text-align:left;font-style:normal;text-transform:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-t .custom-node-file .tree-file-name-dis[data-v-3313fd1e]{color:#c0c4cc!important}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-t .custom-node-file .tree-learned[data-v-3313fd1e]{font-size:14px;width:14px;height:10px;margin:17px 4px auto 0;background:-webkit-gradient(linear,left top,left bottom,from(#4fe571),to(#36a036));background:linear-gradient(180deg,#4fe571,#36a036);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}.content-body .content-body-left-expanded .content-body-left-expanded-left .content-body-left-expanded-left-t .custom-node-file .tree-err[data-v-3313fd1e]{width:20px;height:20px;position:absolute;top:12px;right:14px}.content-body .content-body-left-expanded .content-body-left-expanded-img[data-v-3313fd1e]{width:24px;height:60px;position:absolute;left:462px;top:46%;cursor:pointer}.content-body .content-body-right[data-v-3313fd1e]{width:calc(100% - 38px);height:calc(100% - 60px);top:60px;left:38px;position:fixed;background:#f6f7f9;margin:auto;z-index:100}.content-body .content-body-right iframe[data-v-3313fd1e],.content-body .content-body-right video[data-v-3313fd1e]{width:100%;height:100%}.content-body .content-body-right audio[data-v-3313fd1e]{width:100%;position:absolute;top:50%;-webkit-transform:translateY(-50%);transform:translateY(-50%)}.content-body .content-body-right .content-body-right-img[data-v-3313fd1e]{width:100%;height:100%;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.content-body .content-body-right .content-body-right-img img[data-v-3313fd1e]{max-width:100%;max-height:100%;-o-object-fit:contain;object-fit:contain}.content-body .content-body-right .link-wrap[data-v-3313fd1e]{width:100%;height:100%;position:relative}.content-body .content-body-right .link-wrap iframe[data-v-3313fd1e]{width:100%;height:100%}.content-body .content-body-right .link-wrap .link-open-new[data-v-3313fd1e]{position:absolute;top:16px;left:16px;z-index:111;padding:4px 12px;background:rgba(0,0,0,.45);border-radius:4px;font-size:13px;color:#fff;text-decoration:none}.content-body .resource-expanded[data-v-3313fd1e]{width:1407px;height:792px;margin-left:2px}.content-footer[data-v-3313fd1e]{width:281px;height:60px;background:#e6e6e6;position:fixed;right:0;bottom:23px;border-radius:50px 0 0 50px;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-transition:all .3s ease;transition:all .3s ease}.content-footer .content-footer-right[data-v-3313fd1e]{width:80px;height:40px;border-right:1px solid #d8d8d8;margin:10px 0}.content-footer .content-footer-right .content-footer-right-img[data-v-3313fd1e]{width:24px;height:24px;margin:8px 24px 8px 32px;cursor:pointer}.content-footer .content-footer-img[data-v-3313fd1e]{width:32px;height:32px;margin:14px 0 14px 24px;cursor:pointer}.content-footer-reduce[data-v-3313fd1e]{width:80px;height:60px;background:#e6e6e6;position:fixed;right:0;bottom:23px;border-radius:50px 0 0 50px;-webkit-transition:all .3s ease;transition:all .3s ease}.content-footer-reduce .content-footer-right-img[data-v-3313fd1e]{width:24px;height:24px;margin:18px 24px 18px 32px;cursor:pointer}[data-v-3313fd1e] .el-tree-node__content{height:40px;margin-bottom:4px;position:relative}[data-v-3313fd1e] .el-tree-node__content:hover{background:#e3effe;border-radius:4px}[data-v-3313fd1e] .el-tree-node.is-current>.el-tree-node__content{background:none!important}