body, h1, h2, p, ul, ol, footer {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 900px;
  margin: 20px auto;
  padding: 20px;
  border: 1px solid #e6e6e6;
  border-radius: 8px;
  background-color: #fff;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header {
  text-align: center;
  margin-bottom: 20px;
}

header h1 {
  font-size: 2.5rem;
  color: #b30000;
  border-bottom: 4px solid #b30000;
  display: inline-block;
  padding-bottom: 8px;
}

.content h2 {
  font-size: 1.5rem;
  color: #b30000;
  margin-top: 20px;
  border-bottom: 2px solid #e6e6e6;
  padding-bottom: 4px;
}

.content p {
  margin: 10px 0;
  font-size: 1rem;
  line-height: 1.8;
}

footer {
  text-align: center;
  margin-top: 30px;
  padding-top: 10px;
  border-top: 1px solid #e6e6e6;
  color: #b30000;
  font-size: 0.9rem;
}