body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f2f2f2;
}

header {
  background: #00b2e2;
  padding: 20px;
  text-align: center;
  border-bottom: 1px solid #ccc;
}

.logo {
  max-height: 150px;
}

.callout {
  margin-top: 10px;
  font-weight: bold;
  color: #ffffff;
}

main {
  padding: 20px;
  text-align: center;
}

ul {
  list-style-type: none;
  padding-left: 0;
}

li {
  margin: 10px 0;
}

.video-container {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100%;
  max-width: 960px; /* or any width you like */
  margin: 0 auto;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

* {
  font-family: 'Open Sans', sans-serif;
}