body {
  background: #ffffff;
  color: #333333;
  margin-top: 0;
  font-family: Arial, sans-serif;
  font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
  color: #222222;
}

ul {
  margin: 0;
}

.content-section {
  max-width: 500px;
  margin: 2rem auto;
  padding: 20px 30px;
  border: 1px solid #cccccc;
  border-radius: 4px;
  background: #fafafa;
}

.form-group {
  margin-bottom: 1rem;
}

legend {
  font-size: 1.3rem;
  font-weight: bold;
}

button[type="submit"] {
  margin-top: 0.5rem;
}

.site-header .navbar-nav .nav-link {
  color: #cbd5db;
}

.site-header .navbar-nav .nav-link:hover {
  color: #ffffff;
}