body {
  font-family: Arial, sans-serif;
  background: #0b0f14;
  color: #ffffff;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 800px;
  margin: auto;
  padding: 40px;
}

h1 {
  margin-bottom: 5px;
}

h2 {
  color: #888;
  margin-top: 0;
}

.button {
  display: inline-block;
  padding: 12px 20px;
  background: #1f6feb;
  color: white;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  margin-top: 20px;
}

.card {
  background: #161b22;
  padding: 15px;
  margin: 10px 0;
  border-radius: 8px;
}

.card-title {
  font-weight: bold;
  margin-bottom: 5px;
  color: #58a6ff;
}