@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(https://fonts.gstatic.com/s/barlow/v5/7cHpv4kjgoGqM7EPCw.ttf) format('truetype');
}
html {
  box-sizing: border-box;
}
body {
  box-sizing: border-box;
  margin: 0;
  padding: 2rem;
  min-height: 100vh;
  background-color: #252525;
  display: flex;
  flex-flow: column nowrap;
  justify-content: center;
  align-items: center;
}
body #button-container {
  padding: 0.5rem;
  border: 2px solid #000000;
  border-radius: 10px;
  box-shadow: inset 0 1rem 0.25rem -0.9rem rgba(255, 255, 255, 0.7);
}
body #button-container button {
  cursor: pointer;
  height: 3.5rem;
  width: 7rem;
  border-radius: 7px;
  outline: none;
  border: solid 2px #000000;
  font-family: Barlow, sans-serif;
  text-transform: uppercase;
  color: #ffffff;
  font-size: 1.1rem;
  text-shadow: 0 0.15rem 0.25rem #000000;
  background-image: linear-gradient(to top, #696969, #575757);
  box-shadow: inset 0 1rem 0.25rem -0.9rem rgba(255, 255, 255, 0.4), 0 0.25rem 0.25rem rgba(0, 0, 0, 0.3);
}
body #button-container button:hover {
  background-image: linear-gradient(to bottom, #696969, #575757);
}
body #button-container button:active {
  transform: translateY(0.05rem);
  box-shadow: inset 0 1rem 0.25rem -0.95rem rgba(255, 255, 255, 0.4);
}
body video {
  max-height: 20rem;
  width: 100%;
  max-width: 37rem;
  border: solid 2px #000000;
  margin: 2rem;
}