/* HeartBug presentation stylesheet 17 (extracted from inline <style>) */

  /* 内容切换页底部提示：此类页面点击只操作内容，滚轮翻页 */
  .wheelhint{position:absolute;left:50%;bottom:clamp(54px,8vh,78px);transform:translateX(-50%);
    display:flex;align-items:center;gap:9px;font-size:10px;font-weight:800;letter-spacing:.24em;
    color:var(--muted);pointer-events:none;z-index:6;white-space:nowrap}
  .wheelhint i{width:12px;height:18px;border:1.6px solid var(--red);border-radius:7px;position:relative;flex:none}
  .wheelhint i::after{content:"";position:absolute;left:50%;top:2.6px;width:2.4px;height:4.4px;margin-left:-1.2px;
    border-radius:2px;background:var(--red);animation:whlDot 1.6s infinite}
  @keyframes whlDot{0%,100%{transform:translateY(0);opacity:1}70%{transform:translateY(4.5px);opacity:.15}}