body {
  background: #111;
  color: #fff;
  font-family: Arial, sans-serif;
  text-align: center;
}

.container {
  width: 80%;
  margin: auto;
}

.select-gateway {
  padding: 8px;
  margin: 10px 0;
  border-radius: 4px;
}

textarea {
  width: 100%;
  height: 150px;
  background: #222;
  color: #0f0;
  padding: 8px;
  border: 1px solid #555;
  font-family: monospace;
}

.button-group {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 10px 0;
}

.toggle-buttons {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 15px 0;
}

button {
  padding: 8px 16px;
  border: none;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
}

.purple-btn {
  background: purple;
  color: #fff;
}

.orange-btn {
  background: orange;
  color: #000;
}

.red-btn {
  background: red;
  color: #fff;
}

.green-btn {
  background: green;
  color: #fff;
}

.gold-btn {
  background: goldenrod;
  color: #000;
}

.download-btn {
  margin-top: 10px;
}

.results-box {
  width: 100%;
  background: #222;
  border: 1px solid #444;
  text-align: left;
  font-family: monospace;
  padding: 10px;
  display: none;
  max-height: 300px;
  overflow: auto;
  white-space: pre-wrap;
}