body {
  font-family: Arial, sans-serif;
  background-color: #ffffff;
  color: #333333;
  margin: 0;
  padding: 0;
}

.header {
  background-color: #e53935;
  color: white;
  padding: 20px;
  text-align: center;
}

.logo-principal-img {
  max-width: 200px;
}

.main-content {
  padding: 20px;
}

h1, h2, h3 {
  color: #e53935;
  font-weight: bold;
}

button, .trynow {
  background-color: #e53935;
  color: white;
  padding: 10px 20px;
  border: none;
  cursor: pointer;
  border-radius: 4px;
}

button:hover, .trynow:hover {
  background-color: #c62828;
}

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

ul li::before {
  content: "• ";
  color: #e53935;
}

.footer {
  background-color: #f5f5f5;
  color: #555;
  text-align: center;
  padding: 20px;
  margin-top: 40px;
}

.footer a {
  color: #e53935;
  text-decoration: none;
  margin: 0 5px;
}

.footer a:hover {
  text-decoration: underline;
}