body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  margin: 0;
  padding: 0;
  background-color: #f9f9f9;
}
.header {
  background: linear-gradient(
    0deg,
    rgba(0, 103, 71, 1) 0%,
    rgba(0, 247, 172, 1) 100%
  );
  padding: 5px;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background-color: #fff;
}
h1 {
  font-size: 1.8rem;
  margin-bottom: 10px;
  border-bottom: 2px solid #eee;
  padding-bottom: 10px;
}
h2 {
  font-size: 1.3rem;
  margin-top: 25px;
  color: #2c3e50;
}
h3 {
  font-size: 1.1rem;
  margin-top: 15px;
  color: #34495e;
}
p,
li {
  font-size: 1rem;
  margin-bottom: 10px;
}
ul {
  padding-left: 20px;
}
.last-updated {
  font-style: italic;
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 20px;
}
.footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #eee;
  text-align: center;
  font-size: 0.9rem;
  color: #555;
}
a {
  color: #007bff;
  text-decoration: none;
}