html, body, h {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #f0f0f0;
  font-family: sans-serif;
  color: #333399;
}

.description {
  width: 666px;
  margin: 0 auto;
}

.gallery {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  max-width: 600px;
  width: 100%;
  padding: 20px;
  box-sizing: border-box;
  margin: 0 auto;
}

.video-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.video-title {
  color: #333399;
  margin-bottom: 10px;
  font-size: 1.5em;
  text-align: center;
  font-weight: bold;
}

video {
  width: 100%;
  height: auto;
  border: 1px solid #ccc;
  background: #000;
  object-fit: cover;
  display: block;
}