.box .top[data-v-7e8cfbc8]{position:relative}.box .top img[data-v-7e8cfbc8]{width:100%;height:20rem}.box .top .top-info[data-v-7e8cfbc8]{position:absolute;top:4.375rem;left:22.5rem}.box .top .top-info .tip[data-v-7e8cfbc8]{font-size:3.5rem;align-items:center;font-weight:700;color:#333}.box .top .top-info .a[data-v-7e8cfbc8]{margin:0 0 2rem;font-size:1.75rem;color:#333}.box .top .top-info .bot[data-v-7e8cfbc8]{background-color:#ff6b02;width:7rem;height:2.5rem;color:#fff;border-radius:3px;font-size:1rem;line-height:2.5rem;text-align:center;cursor:pointer}.box .top .top-info .bot[data-v-7e8cfbc8]:hover{background:#de5c00}.box .ite[data-v-7e8cfbc8]{display:flex;align-items:center;justify-content:center}.box .ite .icon[data-v-7e8cfbc8]{display:block;width:0;height:0;border-top:3px solid transparent;border-left:94px solid #ff6b02;border-bottom:3px solid transparent;border-right:0 solid transparent}.box .ite .topic[data-v-7e8cfbc8]{font-size:2rem;font-weight:700;color:#333;margin:0 1rem}.box .ite .arrow[data-v-7e8cfbc8]{display:block;width:0;height:0;border-top:3px solid transparent;border-right:94px solid #ff6b02;border-bottom:3px solid transparent;border-left:0 solid transparent}.box .product[data-v-7e8cfbc8]{padding:5rem 0;background-color:#fff}.box .product .difficulty[data-v-7e8cfbc8]{margin-top:3.75rem;display:flex;align-items:center;justify-content:center;gap:1.5625rem}.box .product .difficulty .intro[data-v-7e8cfbc8]{width:13.75rem;height:15.75rem;border:1px solid #ddd}.box .product .difficulty .let-tip[data-v-7e8cfbc8]{padding:1rem}.box .product .difficulty .title[data-v-7e8cfbc8]{font-size:1.25rem;font-family:Source Han Sans CN;font-weight:500;color:#333;position:relative}.box .product .difficulty .title[data-v-7e8cfbc8]:after{content:"";width:1.8rem;height:2px;position:absolute;background:#ff6b02;left:0;top:2.4rem;bottom:0}.box .product .difficulty .info[data-v-7e8cfbc8]{margin-top:1.375rem;color:#666;font-size:.75rem}.box .scene[data-v-7e8cfbc8]{padding:3.75rem 4% 6% 4%;background-image:url(../../static/img/prove.f5b2f629.png);background-size:cover;background-repeat:no-repeat}.box .scene .instance[data-v-7e8cfbc8]{margin-top:3.75rem;display:flex;justify-content:center;gap:1.875rem}.box .scene .instance .item[data-v-7e8cfbc8]{position:relative;width:23.75rem;height:13.75rem;background:rgba(31,29,29,.6784313725490196);text-align:center}.box .scene .instance .item img[data-v-7e8cfbc8]{height:13.75rem;z-index:-1;position:absolute;background:rgba(31,29,29,.6784313725490196)}.box .scene .instance .item .tip[data-v-7e8cfbc8]{color:#fff;position:absolute;top:1.5625rem;left:2.5rem;z-index:3;width:18.75rem;height:10.625rem;font-size:1.75rem;padding:2.8125rem 2.3rem}@media screen and (max-width:1200px){.box .scene .instance .item .tip[data-v-7e8cfbc8]{width:16.75rem;font-size:1.5rem}}@media screen and (max-width:1100px){.box .scene .instance .item .tip[data-v-7e8cfbc8]{width:14.75rem;font-size:1.4rem}}@media screen and (max-width:1000px){.box .scene .instance .item .tip[data-v-7e8cfbc8]{width:12.75rem;font-size:1.2rem}}.box .scene .instance .item .tip[data-v-7e8cfbc8]:hover{background:rgba(16,15,15,.16);border:1px solid #fff}.box .course[data-v-7e8cfbc8]{padding:4.5rem 3rem;background:#fbfbfb}.box .course .steps[data-v-7e8cfbc8]{margin:0 auto;padding:3rem 0;display:flex;justify-content:center;gap:2.5rem}.box .course .steps .step .stage[data-v-7e8cfbc8]{width:10rem;height:10rem;position:relative}@media screen and (max-width:1050px){.box .course .steps .step .stage[data-v-7e8cfbc8]{width:8rem}}.box .course .steps .step .stage img[data-v-7e8cfbc8]{margin:0 auto}.box .course .steps .step .stage .num[data-v-7e8cfbc8]{text-align:center;font-size:1.75rem;color:#ff6b02;font-family:Source Han Sans CN;font-weight:400;position:absolute;left:50%;top:90%;transform:translate(-50%,-50%)}.box .course .steps .step .step-info[data-v-7e8cfbc8]{width:10rem;margin-top:1.375rem;text-align:center;font-size:1.25rem;font-family:Source Han Sans CN;font-weight:700;color:#333}@media screen and (max-width:1050px){.box .course .steps .step .step-info[data-v-7e8cfbc8]{width:8rem}}.box .course .steps .arrow[data-v-7e8cfbc8]{width:3.75rem;height:.625rem;transform:translateY(5rem)}.box .store[data-v-7e8cfbc8]{padding:3.6875rem 3rem;background-image:url(../../static/img/store.60c22935.png);background-size:cover;background-repeat:no-repeat;height:16.25rem}.box .store .store-title[data-v-7e8cfbc8]{text-align:center}.box .store .store-title .title[data-v-7e8cfbc8]{color:#fff;font-size:1.75rem}.box .store .store-title .label[data-v-7e8cfbc8]{margin-top:.625rem;font-size:1.25rem;color:#fff}.box .store .store-title .bot[data-v-7e8cfbc8]{margin:0 auto;margin-top:1.875rem;background-color:#ff6b02;width:6.5rem;height:2.3rem;color:#fff;border-radius:3px;font-size:1rem;line-height:2.5rem;text-align:center;cursor:pointer}.box .store .store-title .bot[data-v-7e8cfbc8]:hover{background:#de5c00}