body {
  font-family: sans-serif;
  padding: 20px;
}

.input-container {
  display: flex;
  align-items: center;
  gap: 20px;
}

input {
  width: 400px;
  font-size: 1.2em;
  padding: 8px;
}

#liveResult {
  min-width: 300px;
  font-size: 1.2em;
  padding: 8px;
  background: #f9f9f9;
  border: 1px solid #ccc;
  min-height: 1.5em;
}

.history {
  margin-top: 30px;
}

.history-entry {
  margin: 10px 0;
  padding: 8px;
  border-bottom: 1px solid #ddd;
  cursor: pointer;
  transition: background 0.3s;
}

.history-entry.copied {
  background: #d4f4dd;
}