body {
  font-family: 'Space Grotesk', sans-serif;
  margin: 0;
  padding: 0;
  background: #111;
  color: #eee;
}

header {
  background: #222;
  padding: 2em 1em 1em;
  text-align: center;
}

main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1em;
}

section {
  margin-bottom: 0em;
}

footer {
  text-align: center;
  padding: 1em;
  background: #222;
  color: #888;
  font-size: 0.9em;
}

.video-container {
  position: relative;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  aspect-ratio: 16 / 9; /* это заменяет padding-bottom */
}

.video-container iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  border: none;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}