body {
  font-size: 12pt;
  font-family: Helvetica, sans-serif;
  background-color: #fff;
  color: #444;
  margin-bottom: 2em;
  margin-left: 2em;
  margin-right: 2em;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hidden {
  opacity: 0;
  transition: opacity 1s;
  display: none;
}

.visible {
  opacity: 1;
  transition: opacity 2s;
}

#status-message {
  background-color: #ffffee;
  margin: 1em;
  padding: 1em;
}

button {
  font-size: 1.5em;
  cursor: pointer;
  padding: 0.5em;
  border-radius: 0.5em;
  border-width: 2px;
  border-color: #aaa;
  border-style: solid;
  min-width: 44px;
  margin-top: 1rem;
}

audio {
  margin-top: 1rem;
  border-radius: 0.5rem;
}

.panel {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
}

.group {
  border-color: hsl(152.1, 46.7%, 47.8%);
  border-width: 4px;
  border-style: double;
  border-radius: 0.5rem;
  width: 8em;
  flex-grow: 1;
  padding: 0.5rem;
  margin: 0.5rem;
  display: flex;
  flex-direction: column;
}

.or {
flex-grow: 0; width: 2em; border: none; display: flex; align-items: center; justify-content: center; margin: 0;
}

.group > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 1rem;
}

.group input {
  max-width: 7em;
}

label {
  margin-bottom: 1rem;
}

a {
  color: #222;
  font-weight: bold;
}