body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 14px;
  color: #242424;
  background: #fff;
}
main {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
label {
  font-weight: 600;
}
#keyBox {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
#keyBox[hidden] {
  display: none;
}
input,
textarea {
  width: 100%;
  box-sizing: border-box;
  font: inherit;
  padding: 8px;
  border: 1px solid #c8c8c8;
  border-radius: 4px;
  resize: vertical;
}
button {
  font: inherit;
  padding: 6px 14px;
  border: 1px solid #c8c8c8;
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
}
button.primary {
  background: #0f6cbd;
  border-color: #0f6cbd;
  color: #fff;
}
button:disabled {
  opacity: 0.5;
  cursor: default;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
#status {
  margin: 0;
  min-height: 1.2em;
  color: #616161;
}
#status.error {
  color: #c50f1f;
}
#result {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
#result[hidden] {
  display: none;
}