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

header {
  background: #1f6f54;
  color: #fff;
  padding: 40px 20px;
  text-align: center;
}

.hero img {
  width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: 1000px;
  margin: auto;
  padding: 30px 20px;
}

.light {
  background: #f4f7f6;
}

h2 {
  color: #1f6f54;
}

ul {
  padding-left: 20px;
}

footer {
  background: #222;
  color: #ccc;
  text-align: center;
  padding: 20px;
}

footer a {
  color: #ccc;
  text-decoration: none;
  margin: 0 5px;
}

footer a:hover {
  text-decoration: underline;
}