body {
  font-family: Arial, sans-serif;
  background: #f9fafb;
  margin: 0;
  padding: 2rem;
}

.container {
  max-width: 600px;
  margin: auto;
  background: #fff;
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h1 {
  margin-bottom: 1rem;
}

.controls {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

input, select {
  padding: 0.5rem;
  border: 1px solid #ddd;
  border-radius: 5px;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  margin: 0.5rem 0;
}

a {
  color: #4f46e5;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}