.default-app-header{height:5.5rem;display:flex;justify-content:center;align-items:center;text-align:center;font-size:2.25rem;color:rgba(0,0,0,.85);font-weight:500}.topic-wrap[data-v-b8fd8a5a]{background-size:100% auto;background-repeat:repeat-y}.topic-wrap [id^=topicTab]+[id^=topicTab][data-v-b8fd8a5a]{margin-top:var(--seesaw-space)}.topic-block-empty[data-v-b8fd8a5a]{height:calc(100vh - 5.5rem);justify-content:start!important}.layout-h5[data-v-5e0b5c2a]{position:relative}.layout-h5__nav[data-v-5e0b5c2a]{position:fixed;left:0;top:0;z-index:100;width:100%;font-weight:500;text-align:center;color:rgba(0,0,0,.85);background-color:#fff}.layout-h5__nav--immersive[data-v-5e0b5c2a]{z-index:15;background:transparent}.layout-h5__header[data-v-5e0b5c2a]{position:relative;height:5.5rem;font-size:2.25rem;display:flex;justify-content:center;align-items:center;text-align:center}.layout-h5 .back-icon[data-v-5e0b5c2a]{position:absolute;top:50%;left:2.5rem;transform:translateY(-50%)}.layout-h5 .back-icon--app[data-v-5e0b5c2a]{left:1.5rem}