body {
  font-family: sans-serif;
  max-width: 480px;
  margin: 1em auto;
}

main {
  width: 100%;
}

#add {
  border: 1px solid;
  padding: 1em;
}

#add p {
  margin: 0;
}

#add label {
  display: block;
  font-size: 0.8em;
  margin-top: 0.8em;
}

#add input {
  width: 100%;
  height: 1.5em;
  font-family: monospace;
}

#add button {
  width: 10em;
  height: 2.5em;
  display: block;
  margin: 0.8em auto 0 auto;
}

whep-endpoint {
  display: block;
  margin-bottom: 1em;
}

footer {
  font-size: 0.8rem;
  text-align: center;
  margin-top: 1em;
}