body {
  font-family: Arial, sans-serif;
  background: #f9f9f9;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 700px;
  margin: 50px auto;
  padding: 40px;
  background: #fff;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
}

h1 {
  color: #2c3e50;
}

h2, h3 {
  color: #34495e;
  margin-top: 30px;
}

p, li {
  font-size: 16px;
  line-height: 1.6;
  color: #555;
}

a {
  color: #2980b9;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}