h2 {
  position: sticky;
  text-shadow: 0.2rem 0.2rem 0.2rem var(--color-black);
}

.talk-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
  align-content: start;
  gap: 3rem;
  padding-inline-start: 0;
  list-style: none;
  max-width: 90rem;
  margin: 0 auto;
}

@media (max-width: 600px) {
  .talk-list {
    grid-template-columns: 1fr;
  }

  .download-button {
    display: none;
  }
}

.talk-preview {
  display: flex;
  flex-direction: column;
  border: 0.2rem solid var(--color-white);
  border-radius: 0.5rem;
  box-shadow: 0.5rem 0.5rem 0.5rem var(--color-black);
  background-color: var(--color-black);
  overflow: hidden;
}

.talk-embed-link {
  display: block;
  aspect-ratio: 16 / 9;
}

.talk-embed-link embed {
  display: block;
  width: 100%;
  height: 100%;
  border: none;
  pointer-events: none;
}

.download-button {
  align-self: flex-end;
  margin: 1.5rem;
  padding: 0.8rem 1.5rem;
  font-family: var(--font-headings);
  font-size: 1.6rem;
  color: var(--color-black);
  background-color: var(--color-green);
  border-radius: 0.5rem;
}

.download-button:hover {
  color: var(--color-black);
  text-decoration: none;
  filter: brightness(1.1);
}