.mh-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;height:48px;padding:0 12px;background:#fff;border-bottom:1px solid #eeeeee}.mh-header__back{display:flex;align-items:center;justify-content:center;width:28px;height:28px;flex-shrink:0;cursor:pointer}.mh-header__back img{width:22px;height:22px}.mh-header__title{flex:1;text-align:center;font-size:17px;font-weight:600;color:#2b2b2b;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;padding:0 8px}.mh-header__right{display:flex;align-items:center;justify-content:flex-end;min-width:28px;flex-shrink:0;gap:12px}.mh-header__right img{width:24px;height:24px}