body {
  margin: 0;
  background: #0000ff;
  font-family: "Comic Sans MS", cursive;
}

.page {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  max-width: 760px;
  min-height: 100vh;
  margin: 0 auto;
  padding: 16px;
  background: white;
  box-shadow: 12px 12px 0 #808080;
  position: relative;
}

.video-page {
  max-width: 95vw;
}

video {
  display: block;
  width: 100%;
}

.gubby {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 8px;
  background: #0000ff;
  border: 2px solid #808080;
}

header,
footer {
  padding: 8px;
  border: 2px solid #000;
}

footer {
  margin-top: auto;
}