body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background-color: #E5E4E2;
  color: #0A0A0A;
}

.container {
  max-width: 600px;
  margin: 80px auto;
  padding: 30px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

h2 {
  text-align: center;
  color: #0A0A0A;
  font-family: 'Montserrat', sans-serif;
}

form input[type="text"],
form input[type="number"] {
  width: 100%;
  padding: 12px;
  margin: 12px 0;
  border: 1px solid #ccc;
  border-radius: 8px;
}

form button {
  width: 100%;
  padding: 14px;
  background-color: #50C878;
  color: white;
  font-weight: bold;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease;
}

form button:hover {
  background-color: #3dbf68;
}

footer {
  text-align: center;
  margin-top: 40px;
  color: #555;
  font-size: 0.9em;
}