body {
  font-family: sans-serif;
  padding: 2rem;
  background-color: #f8f8f8;
  color: #333;
}

h1 {
  text-align: center;
  margin-bottom: 2rem;
}

.authors {
  text-align: center;
  font-size: 1.1rem;
  font-style: italic;
  margin-top: -1rem;
  margin-bottom: 2rem;
}

.video-pair {
  margin-bottom: 3rem;
}

.videos {
  display: flex;
  gap: 2rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.videos div {
  text-align: center;
}