.header[data-v-aeadbc54]{width:1200px;margin:0 auto}.banner-content[data-v-aeadbc54]{background-image:linear-gradient(90deg,#d8e9ff,#b9d8ff)}.middle-content[data-v-aeadbc54]{position:relative;margin:0 auto;width:1200px}.middle-content .article-list[data-v-aeadbc54]{display:flex;flex-wrap:wrap}.middle-content .article-list .article-item[data-v-aeadbc54]{width:285px;height:355px;position:relative;border:1px solid #eaebef;padding:24px;border-radius:2px;margin-left:20px;margin-bottom:20px;cursor:pointer}.middle-content .article-list .article-item img[data-v-aeadbc54]{border-radius:2px}.middle-content .article-list .article-item[data-v-aeadbc54]:nth-child(4n+1){margin-left:0}.middle-content .article-list .article-item img[data-v-aeadbc54]{width:100%;height:170px;-o-object-fit:cover;object-fit:cover}.middle-content .article-list .article-item .item-tit[data-v-aeadbc54]{margin-top:10px;font-size:16px}.middle-content .article-list .article-item .read-more[data-v-aeadbc54]{position:absolute;bottom:30px;font-size:18px;margin-bottom:0;display:flex;align-items:center;cursor:pointer}.middle-content .article-list .article-item .read-more img[data-v-aeadbc54]{width:20px;height:20px;margin-left:6px}.middle-content .help-block[data-v-aeadbc54]{margin-top:80px}.middle-content .help-block .help-bar[data-v-aeadbc54]{display:flex;justify-content:center;margin-bottom:35px}.middle-content .help-block .help-bar span[data-v-aeadbc54]{font-size:24px;cursor:pointer}.middle-content .help-block .help-bar span.active[data-v-aeadbc54]{color:#38bdf8;font-weight:700}.middle-content .help-block .help-bar span[data-v-aeadbc54]:first-child{margin-right:100px}.middle-content .help-block>ul[data-v-aeadbc54]{list-style:none;margin:0;padding:0}.middle-content .help-block>ul li[data-v-aeadbc54]{background:#fff;border:1px solid #eaebef;border-radius:2px;padding:22px 40px;margin-bottom:34px;display:flex}.middle-content .help-block>ul li .left-x[data-v-aeadbc54]{width:60px;min-width:60px;height:60px;text-align:center;line-height:60px;font-size:24px;font-weight:700;color:#1a1b1e;border:1px solid #eaebef;border-radius:2px;margin-right:40px;box-shadow:8px 8px 0 #bababb}.middle-content .help-block>ul li .right-x .q-row[data-v-aeadbc54]{margin-bottom:16px}.middle-content .help-block>ul li .right-x p[data-v-aeadbc54]{color:#7b828e;margin-bottom:0}.middle-content .help-block>ul li .right-x p[data-v-aeadbc54]:first-child{color:#1b1c1e;font-size:18px;display:flex;align-items:center}.middle-content .help-block>ul li .right-x .q-sign[data-v-aeadbc54]{width:28px;height:28px;line-height:28px;border-radius:30px;text-align:center;display:inline-block;margin-right:10px;color:#fff;background-color:#31baf7;font-size:14px}.preview-block{width:600px;margin:0 auto}.preview-block .preview-header{width:800px;position:relative;border-bottom:1px solid #eaebef}.preview-block .preview-header h3{font-size:20px;font-weight:700}.preview-block .preview-header .close-x{position:absolute;right:0;top:12px;cursor:pointer}.preview-block .preview-block-htm{padding-top:20px;text-align:left}.preview-block .preview-block-htm img,.preview-block .preview-block-htm video{max-width:460px}