body {
  max-width: 800px;
  margin: 2em auto;
  font-family: sans-serif;
  line-height: 1.6;
  padding: 0 1em;
  background-color: #f9f9f9;
  color: #333;
}

h1, h2, h3 {
  text-align: center;
  color: #2a2a2a;
}

img {
  display: block;
  margin: 1em auto;
  max-width: 90%;
  height: auto;
}

/* Optional: Make tables look better */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
}

table, th, td {
  border: 1px solid #ccc;
}

th, td {
  padding: 0.5em;
  text-align: center;
}