html[data-theme=light][data-birthday-decoration] [data-birthday-surface]{isolation:isolate;--birthday-intensity:1}html[data-theme=light][data-birthday-decoration] [data-birthday-surface]:before{content:"";z-index:-1;pointer-events:none;background:url(/celebrations/birthday-gifts.webp) no-repeat;position:absolute;inset:0}.birthday-header-decoration{width:170px;height:48px;display:none}html[data-theme=light][data-birthday-decoration] .birthday-header-decoration{display:block}.birthday-header-art{-o-object-fit:contain;object-fit:contain;width:100%;height:100%;opacity:calc(.9 * var(--birthday-intensity,1));animation:6s ease-in-out infinite birthday-float}html[data-theme=light][data-birthday-decoration] [data-birthday-surface=sidebar]:before{height:180px;opacity:calc(.9 * var(--birthday-intensity));background-position:bottom;background-size:270px;animation:7s ease-in-out -2s infinite birthday-float;top:auto;bottom:32px}html[data-theme=light][data-birthday-decoration] [data-birthday-surface=sidebar][data-collapsed=true]:before{height:105px;opacity:calc(.65 * var(--birthday-intensity));background-size:145px}html[data-theme=light][data-birthday-decoration] [data-birthday-surface=page]:before{width:min(520px,100%);height:340px;opacity:calc(.3 * var(--birthday-intensity));background-position:right -80px bottom -25px;background-size:520px;animation:9s ease-in-out -4s infinite birthday-float;top:auto;left:auto}@keyframes birthday-float{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-6px)rotate(.6deg)}}html[data-theme=light][data-birthday-decoration=tomorrow],html[data-theme=light][data-birthday-decoration=tomorrow] [data-birthday-surface]{--birthday-intensity:.18}html[data-theme=light][data-birthday-decoration=tomorrow] [data-birthday-surface]:before,html[data-theme=light][data-birthday-decoration=tomorrow] .birthday-header-art,html[data-theme=light][data-birthday-decoration][data-effects=performance] .birthday-header-art,html[data-theme=light][data-birthday-decoration].performance-mode .birthday-header-art,html[data-theme=light][data-birthday-decoration][data-effects=performance] [data-birthday-surface]:before,html[data-theme=light][data-birthday-decoration].performance-mode [data-birthday-surface]:before{animation:none;transform:none}@media (prefers-reduced-motion:reduce){html[data-theme=light][data-birthday-decoration] [data-birthday-surface]:before,.birthday-header-art{animation:none;transform:none}}@media (max-height:850px){html[data-theme=light][data-birthday-decoration] [data-birthday-surface=sidebar]:before{opacity:calc(.45 * var(--birthday-intensity))}}@media (max-width:1280px){.birthday-header-decoration{width:120px}}@media print{html[data-theme=light][data-birthday-decoration] [data-birthday-surface]:before,.birthday-header-decoration{display:none!important}}