body {
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fafafa;
  margin: 40px auto;
  max-width: 800px;
}

h1,
h2,
h3 {
  color: #1a1a1a;
  font-weight: 600;
  border-bottom: 2px solid #eee;
  padding-bottom: 5px;
}

p {
  margin: 1em 0;
}

ul,
ol {
  margin-left: 2em;
}

strong {
  color: #000;
}

em {
  color: #555;
}