.van-loading{color:#c8c9cc;font-size:0}.van-loading,.van-loading__spinner{position:relative;vertical-align:middle}.van-loading__spinner{display:inline-block;width:.8rem;max-width:100%;height:.8rem;max-height:100%;-webkit-animation:van-rotate .8s linear infinite;animation:van-rotate .8s linear infinite}.van-loading__spinner--spinner{-webkit-animation-timing-function:steps(12);animation-timing-function:steps(12)}.van-loading__spinner--spinner i{position:absolute;top:0;left:0;width:100%;height:100%}.van-loading__spinner--spinner i:before{display:block;width:.05333rem;height:25%;margin:0 auto;background-color:currentColor;border-radius:40%;content:" "}.van-loading__spinner--circular{-webkit-animation-duration:2s;animation-duration:2s}.van-loading__circular{display:block;width:100%;height:100%}.van-loading__circular circle{-webkit-animation:van-circular 1.5s ease-in-out infinite;animation:van-circular 1.5s ease-in-out infinite;stroke:currentColor;stroke-width:3;stroke-linecap:round}.van-loading__text{display:inline-block;margin-left:.21333rem;color:#969799;font-size:.37333rem;vertical-align:middle}.van-loading--vertical{display:-webkit-box;display:-webkit-flex;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-webkit-flex-direction:column;flex-direction:column;-webkit-box-align:center;-webkit-align-items:center;align-items:center}.van-loading--vertical .van-loading__text{margin:.21333rem 0 0}@-webkit-keyframes van-circular{0%{stroke-dasharray:1,200;stroke-dashoffset:0}50%{stroke-dasharray:90,150;stroke-dashoffset:-40}to{stroke-dasharray:90,150;stroke-dashoffset:-120}}@keyframes van-circular{0%{stroke-dasharray:1,200;stroke-dashoffset:0}50%{stroke-dasharray:90,150;stroke-dashoffset:-40}to{stroke-dasharray:90,150;stroke-dashoffset:-120}}.van-loading__spinner--spinner i:first-of-type{-webkit-transform:rotate(30deg);transform:rotate(30deg);opacity:1}.van-loading__spinner--spinner i:nth-of-type(2){-webkit-transform:rotate(60deg);transform:rotate(60deg);opacity:.9375}.van-loading__spinner--spinner i:nth-of-type(3){-webkit-transform:rotate(90deg);transform:rotate(90deg);opacity:.875}.van-loading__spinner--spinner i:nth-of-type(4){-webkit-transform:rotate(120deg);transform:rotate(120deg);opacity:.8125}.van-loading__spinner--spinner i:nth-of-type(5){-webkit-transform:rotate(150deg);transform:rotate(150deg);opacity:.75}.van-loading__spinner--spinner i:nth-of-type(6){-webkit-transform:rotate(180deg);transform:rotate(180deg);opacity:.6875}.van-loading__spinner--spinner i:nth-of-type(7){-webkit-transform:rotate(210deg);transform:rotate(210deg);opacity:.625}.van-loading__spinner--spinner i:nth-of-type(8){-webkit-transform:rotate(240deg);transform:rotate(240deg);opacity:.5625}.van-loading__spinner--spinner i:nth-of-type(9){-webkit-transform:rotate(270deg);transform:rotate(270deg);opacity:.5}.van-loading__spinner--spinner i:nth-of-type(10){-webkit-transform:rotate(300deg);transform:rotate(300deg);opacity:.4375}.van-loading__spinner--spinner i:nth-of-type(11){-webkit-transform:rotate(330deg);transform:rotate(330deg);opacity:.375}.van-loading__spinner--spinner i:nth-of-type(12){-webkit-transform:rotate(1turn);transform:rotate(1turn);opacity:.3125}.van-skeleton{display:-webkit-box;display:-webkit-flex;display:flex;padding:0 .42667rem}.van-skeleton__avatar{-webkit-flex-shrink:0;flex-shrink:0;margin-right:.42667rem;background-color:#f2f3f5}.van-skeleton__avatar--round{border-radius:100%}.van-skeleton__content{width:100%}.van-skeleton__avatar+.van-skeleton__content{padding-top:.21333rem}.van-skeleton__row,.van-skeleton__title{height:.42667rem;background-color:#f2f3f5}.van-skeleton__title{margin:0}.van-skeleton__row:not(:first-child){margin-top:.32rem}.van-skeleton__title+.van-skeleton__row{margin-top:.53333rem}.van-skeleton--animate{-webkit-animation:van-skeleton-blink 1.2s ease-in-out infinite;animation:van-skeleton-blink 1.2s ease-in-out infinite}@-webkit-keyframes van-skeleton-blink{50%{opacity:.6}}@keyframes van-skeleton-blink{50%{opacity:.6}}.ask-detail[data-v-782ba1c0]{background-color:#fafafa}.mb-1[data-v-782ba1c0]{margin-bottom:.13333rem}.ask-item[data-v-782ba1c0]{font-size:.37333rem;padding:.26667rem;background-color:#fff}.ask-item .head-img[data-v-782ba1c0]{width:1.06667rem;height:1.06667rem;border-radius:50%}.ask-item .ask-item-name-box[data-v-782ba1c0]{display:inline-block;vertical-align:top;margin-left:.4rem}.ask-item .ask-item-content[data-v-782ba1c0]{margin:.13333rem 0}.ask-item .ask-item-course[data-v-782ba1c0],.ask-item .time[data-v-782ba1c0]{color:#aaa}.ask-item .ask-item-course[data-v-782ba1c0]{font-size:.32rem}.ask-item .answer[data-v-782ba1c0]{float:right;color:#08f}.ask-item .image[data-v-782ba1c0]{width:2.66667rem}.problemx[data-v-782ba1c0]{background-color:#fff;margin-top:.13333rem}.problemx .problemx-title[data-v-782ba1c0]{padding:.26667rem;font-size:.42667rem;color:#303133;border-bottom:.02667rem solid #eee}.problemx .problem-item[data-v-782ba1c0]{padding:.26667rem;display:-webkit-box;display:-webkit-flex;display:flex;border-bottom:.02667rem solid #eee;font-size:.37333rem;color:#303133}.problemx .problem-item img[data-v-782ba1c0]{height:.8rem;width:.8rem;border-radius:50%;margin-right:.26667rem}.problemx .problem-item .item-box[data-v-782ba1c0]{-webkit-box-flex:1;-webkit-flex:1;flex:1}.problemx .problem-item .problemx-item-nickname[data-v-782ba1c0]{font-weight:700;line-height:.53333rem}.problemx .problem-item .problemx-item-text[data-v-782ba1c0]{line-height:.64rem;margin-top:.13333rem}.problemx .problem-item .problemx-item-time[data-v-782ba1c0]{font-size:.32rem;color:#909399;margin-top:.26667rem;line-height:.45333rem}