.drills_l[data-v-4f8636e5]{width:3.5rem;float:left;padding-left:.28rem;padding-top:.2rem}.drills_l .top[data-v-4f8636e5]{color:#40302c;font-size:.16rem;font-family:Segoe-UI-Semibold-Italic;padding-left:.24rem}.drills_l .top i[data-v-4f8636e5]{color:#ba453e;font-style:normal;font-family:Segoe-UI-Bold-Italic}.drills_l .bottom[data-v-4f8636e5]{font-family:Segoe-UI-Bold-Italic;color:#35ba9b;font-size:.3rem;margin-top:.1rem;margin-bottom:.2rem;padding-left:.24rem}.drills_l .item[data-v-4f8636e5]{color:#41302c;font-size:.18rem;font-family:Segoe-UI-Bold;padding:.1rem 0;line-height:.3rem;padding-left:.57rem;margin-bottom:.08rem;position:relative;transition:all .2s;cursor:pointer}.drills_l .item[data-v-4f8636e5]:before{position:absolute;content:"";width:.05rem;height:.05rem;background:#41302c;border-radius:50%;left:.36rem;top:.22rem}.drills_l .item.active[data-v-4f8636e5],.drills_l .item[data-v-4f8636e5]:hover{background-color:hsla(0,0%,100%,.3);border-top-left-radius:.1rem;border-bottom-left-radius:.1rem}.bj[data-v-4f8636e5]{background:linear-gradient(180deg,#fff 56%,hsla(0,0%,100%,0));opacity:.3;position:absolute;left:0;top:0;width:100%;height:100%}.drills_r[data-v-4f8636e5]{height:5rem;width:6.5rem;float:right;position:relative;padding-top:.15rem;box-sizing:border-box;padding-left:.32rem;padding-right:0}.flex[data-v-4f8636e5]{display:flex;justify-content:end;align-items:center;margin-bottom:.2rem;position:relative;z-index:2}.flex .describe[data-v-4f8636e5]{margin-right:.2rem;width:.26rem;cursor:pointer}.flex .l[data-v-4f8636e5]{display:flex;justify-content:space-between;align-items:center;color:#6e4eab;font-size:.16rem;font-family:Segoe-UI-Semibold}.flex .l img[data-v-4f8636e5]{margin-right:.2rem;width:.16rem}.flex .back[data-v-4f8636e5]{width:1.26rem;height:.3rem;color:#40302c;font-size:.14rem;background:hsla(0,0%,100%,.3);border-top-left-radius:.3rem;border-bottom-left-radius:.3rem;text-align:center;line-height:.3rem;cursor:pointer}.tutor_list[data-v-4f8636e5]{position:relative;z-index:2;height:4rem;overflow-y:auto}.tutor_list[data-v-4f8636e5]::-webkit-scrollbar{width:.08rem}.tutor_list[data-v-4f8636e5]::-webkit-scrollbar-thumb{border-radius:.08rem;background:#66504c}.tutor_list[data-v-4f8636e5]::-webkit-scrollbar-track{border-radius:0}.item[data-v-4f8636e5]{display:flex;align-items:center;margin-bottom:.2rem}.item[data-v-4f8636e5]:after{clear:both;display:block;content:""}.item .video-btn[data-v-4f8636e5]{width:.4rem;float:left;font-size:0}.item .video-btn img[data-v-4f8636e5]{width:.15rem;font-size:0}.item .video-btn img.active[data-v-4f8636e5]{width:.21rem;font-size:0}.text_box[data-v-4f8636e5]{position:relative;z-index:3}.text_box .titles[data-v-4f8636e5]{color:#41302c;font-size:.3rem;font-family:Segoe-UI-Semibold;font-style:italic;margin-bottom:.3rem}.text_box .desc_grammar[data-v-4f8636e5]{color:#000;font-size:.18rem;font-family:segoeui;line-height:.24rem;padding-right:.32rem;text-align:justify;max-height:3.5rem;overflow-y:auto}.text_box .desc_grammar[data-v-4f8636e5]::-webkit-scrollbar{width:.08rem}.text_box .desc_grammar[data-v-4f8636e5]::-webkit-scrollbar-thumb{border-radius:.08rem;background:#66504c}.text_box .desc_grammar[data-v-4f8636e5]::-webkit-scrollbar-track{border-radius:0}.text_box .center[data-v-4f8636e5]{margin-bottom:.2rem;margin-top:.2rem;display:flex}.text_box .center img[data-v-4f8636e5]{width:.21rem;height:.2rem;margin-right:.1rem}.text_box .center p[data-v-4f8636e5]:first-of-type{color:#000;font-size:.24rem;font-family:Segoe-UI-Semibold;margin-bottom:.1rem}.title_desc[data-v-4f8636e5]{color:#43322e;font-size:.3rem;text-align:right;-webkit-text-stroke:0 #f3c967}.audio[data-v-4f8636e5]{display:none}.desc_grammar[data-v-4f8636e5] table{margin-top:.1rem}.desc_grammar[data-v-4f8636e5] table td{border:1px solid #000;padding:8px;text-align:left;font-size:14px}.desc_grammar[data-v-4f8636e5] table td b{cursor:pointer}.desc_grammar[data-v-4f8636e5] table th{border:1px solid #000;padding:8px;text-align:left;font-size:14px;background:#edecec}.canModal[data-v-4f8636e5]{position:fixed;width:100%;height:100%;background:rgba(35,47,72,.3);left:0;top:0;z-index:999}.canModal_bj[data-v-4f8636e5]{background:url(../../static/img/iscan.dbaf660a.png);width:6.35rem;height:2.49rem;background-position:50%;background-size:cover;background-repeat:no-repeat;position:absolute;left:50%;top:50%;padding-left:1.6rem;box-sizing:border-box;padding-right:.75rem;padding-top:.55rem;transform:translate(-50%,-50%)}.canModal_bj .tip[data-v-4f8636e5]{color:#41302c;font-size:.16rem;font-family:Segoe-UI-Bold}.canModal_bj .btn_C[data-v-4f8636e5]{display:flex;margin-top:.5rem;justify-content:center}.canModal_bj .btn_C span[data-v-4f8636e5]{color:#735647;font-size:.16rem;font-family:Segoe-UI-Bold;height:.3rem;line-height:.3rem;border-radius:.15rem;padding:0 .2rem;background:#d4bfb7;cursor:pointer}.canModal_bj .btn_C span[data-v-4f8636e5]:nth-of-type(2){background:#b7d4bb;color:#4b724f}