body {
  font-family: Arial, sans-serif;
  background: #eef1f5;
  margin: 0;
  padding: 0;
}

.container {
  width: 70%;
  margin: 30px auto;
  background: #fff;
  padding: 25px 40px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0,0,0,0.15);
}

h2, h3 {
  color: #003366;
}

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

.required {
  color: red;
}

.note {
  font-size: 14px;
  margin-bottom: 20px;
}

input, select {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

button {
  width: 100%;
  padding: 15px;
  margin-top: 25px;
  background: #003366;
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 18px;
  cursor: pointer;
}

button:hover {
  background: #001f4d;
}

.hidden {
  display: none;
}