body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f8f9fa;
  color: #212529;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}
h1, h2, h3 {
  color: #2c3e50;
}
a {
  color: #007bff;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
ol {
  padding-left: 20px;
}
.article-image {
  margin-top: 30px;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}