body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: #f4f4f4;
  color: #333;
}
header img.banner {
  width: 100%;
  height: auto;
  display: block;
  max-height: 300px;
  object-fit: cover;
}
main {
  padding: 20px;
  max-width: 1000px;
  margin: auto;
  background: white;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
section {
  margin-bottom: 40px;
}
h2 {
  color: #003366;
}
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}
th, td {
  border: 1px solid #ccc;
  padding: 8px;
}
th {
  background: #e0e0e0;
  color: #003366;
}
footer {
  background: #eee;
  text-align: center;
  padding: 15px;
  font-size: 0.9em;
  margin-top: 40px;
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  table, thead, tbody, th, td, tr {
    display: block;
  }
  th {
    display: none;
  }
  td {
    position: relative;
    padding-left: 50%;
    border: none;
    border-bottom: 1px solid #ddd;
  }
  td:before {
    content: attr(data-label);
    position: absolute;
    left: 10px;
    top: 8px;
    font-weight: bold;
  }
}