body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #1e1e2f;
  color: #f1f1f1;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 600px;
  margin: 50px auto;
  background-color: #2b2b40;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0,0,0,0.5);
}

h1, h2 {
  text-align: center;
  color: #00b4ff;
}

label {
  display: block;
  margin-top: 15px;
}

input, select {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  border: none;
  border-radius: 5px;
  font-size: 1em;
}

button {
  margin-top: 20px;
  width: 100%;
  padding: 12px;
  font-size: 1em;
  background-color: #00b4ff;
  color: #1e1e2f;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #009be0;
}

pre {
  background-color: #1e1e2f;
  padding: 15px;
  border-radius: 5px;
  white-space: pre-wrap;
  word-wrap: break-word;
  margin-top: 20px;
  font-size: 0.95em;
  line-height: 1.4;
  border: 1px solid #444;
}