body {
  font-family: sans-serif;
  background: #f5f5f5;
  margin: 0;
  padding: 2rem;
}
.container {
  background: white;
  max-width: 600px;
  margin: auto;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
label {
  display: block;
  margin-bottom: 1rem;
}
input, select {
  width: 100%;
  padding: 0.5rem;
  margin-top: 0.25rem;
  box-sizing: border-box;
}
button {
  background: #2563eb;
  color: white;
  border: none;
  padding: 0.75rem;
  width: 100%;
  font-size: 1rem;
  border-radius: 6px;
  cursor: pointer;
}
button:hover {
  background: #1e40af;
}
#submitResponse, #noResults {
  margin-top: 1rem;
  font-weight: bold;
}