body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #121212;
  color: #e0e0e0;
  margin: 2rem;
}

h2, h3 {
  color: #90caf9;
  border-bottom: 2px solid #2196f3;
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
}

form {
  background-color: #1e1e1e;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(33, 150, 243, 0.2);
  max-width: 500px;
}

label {
  font-weight: 600;
  display: block;
  margin-top: 1rem;
  margin-bottom: 0.3rem;
  color: #bbdefb;
}

input[type="text"],
input[type="number"],
input[type="date"] {
  width: 100%;
  padding: 0.6rem;
  border: 1px solid #555;
  border-radius: 4px;
  background-color: #2c2c2c;
  color: #ffffff;
  font-size: 1rem;
}

input:focus {
  border-color: #64b5f6;
  outline: none;
}

input[type="checkbox"] {
  margin-right: 0.5rem;
}

button {
  margin-top: 1.5rem;
  background-color: #2196f3;
  color: white;
  padding: 0.6rem 1.2rem;
  font-size: 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #1976d2;
}

hr {
  margin: 2rem 0;
  border: none;
  border-top: 1px solid #444;
}

pre {
  background-color: #2b2b2b;
  padding: 1rem;
  border-radius: 6px;
  font-size: 0.95rem;
  color: #cfd8dc;
  white-space: pre-wrap;
}
