body {
  background: #101720;
  color: #e2edf5;
  font: 17px system-ui;
  margin: 3rem auto;
  max-width: 1000px;
  padding: 1rem;
}
h1 {
  color: #66e3c4;
}
small {
  display: block;
  color: white;
}
section {
  background: #202d3b;
  padding: 1rem;
  border-radius: 12px;
}
input,
select,
button {
  font: inherit;
  padding: 0.6rem;
  margin: 0.3rem;
  max-width: 95%;
}
button {
  cursor: pointer;
  background: #66e3c4;
  border: 0;
  border-radius: 5px;
}
label {
  display: block;
}
video {
  width: 100%;
  max-height: 60vh;
  background: black;
  margin-top: 1rem;
}
pre {
  white-space: pre-wrap;
}
p {
  line-height: 1.6;
}