style.css

body {
	padding: 2rem;
	font-family: -apple-system, BlinkMacSystemFont, "Arial", sans-serif;
}

h1 {
	font-size: 16px;
	margin-top: 0;
}

p {
	color: rgb(107, 114, 128);
	font-size: 15px;
	margin-bottom: 10px;
	margin-top: 5px;
}

.card, form {
	max-width: 620px;
	margin: 0 auto;
	padding: 16px;
	border: 1px solid lightpink;
	border-radius: 16px;
    margin-bottom: 1rem
}

.card p:last-child {
	margin-bottom: 0;
}

form div {
  margin-bottom: 1rem
}

form fieldset {
  border-color: #efefef;
  border-width: 1px;
  min-width: 0;
}

form pre {
  overflow-x: auto;
  padding: .5rem;
  background-color: #eee;
  font-family: monospace;
}