body {
  font-family: Arial, sans-serif;
  color: #404040;
}

h1, .h1, h2, .h2 {
  font-family: Arial, sans-serif;
  color: #000000;
  font-weight: 600;
  text-decoration: underline;
}

h3, .h3, h4, .h4 {
  font-family: Arial, sans-serif;
  font-weight: 600;
  color: #404040;
}