/* Reset some basic styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background-color: #f7f9fb;
  color: #333;
  padding: 20px;
  max-width: 1000px;
  margin: auto;
}

header {
  text-align: center;
  margin-bottom: 40px;
}

header h1 {
  font-size: 2.5em;
  color: #1a202c;
}

header p {
  font-size: 1.2em;
  color: #4a5568;
}

section {
  margin-bottom: 40px;
}

h2 {
  color: #2b6cb0;
  margin-bottom: 10px;
}

ul, ol {
  margin-left: 20px;
  padding-left: 10px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

table th, table td {
  border: 1px solid #ccc;
  padding: 12px;
  text-align: left;
}

table th {
  background-color: #edf2f7;
  color: #2d3748;
}

footer {
  text-align: center;
  padding: 20px;
  background-color: #e2e8f0;
  margin-top: 40px;
  font-size: 0.9em;
  color: #555;
}