deck-panel {
  display: contents;
}
deck-panel .panel { position: relative; min-width: 0; display: flex; flex-direction: column; gap: var(--slide-rhythm-sm); padding: var(--slide-inset-lg) }
deck-panel .heading { font-family: var(--font-mono); font-size: var(--slide-ms-sm); letter-spacing: var(--slide-lt-4); text-transform: uppercase; line-height: var(--slide-lh-body); color: var(--slide-muted); margin: 0 }
deck-panel .heading:empty { display: none }
@media print { deck-panel .panel { break-inside: avoid } }