body {
  font-family: 'Roboto', sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(135deg, #0d1117, #161b22);
  color: #c9d1d9;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100vh;
}
nav {
  background-color: #161b22;
  padding: 1rem;
  text-align: center;
  border-bottom: 1px solid #30363d;
}
nav a {
  color: #58a6ff;
  text-decoration: none;
  font-size: 1.1rem;
  margin: 0 1rem;
}
nav a:hover {
  color: #79c0ff;
}
header {
  text-align: center;
  margin-top: 2rem;
}
header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}
header p {
  font-size: 1.2rem;
  color: #8b949e;
}
.main-content {
  text-align: center;
  margin-top: 2rem;
}
.main-content h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.cta-buttons a {
  display: inline-block;
  margin: 1rem;
  padding: 0.8rem 1.5rem;
  background-color: #238636;
  color: white;
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s, transform 0.3s;
}
.cta-buttons a:hover {
  background-color: #2ea043;
  transform: translateY(-2px);
}
footer {
  text-align: center;
  margin-top: auto;
  padding: 1rem;
  background-color: #161b22;
  color: #8b949e;
}