body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f6f8;
}

header {
  background: #0a3d62;
  color: white;
  text-align: center;
  padding: 20px 0;
}

main {
  max-width: 800px;
  margin: 20px auto;
  background: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

label {
  display: block;
  margin-top: 10px;
  font-weight: bold;
}

input, select {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
  margin-bottom: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  background-color: #0a3d62;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 10px;
}

button:hover {
  background-color: #054579;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

th, td {
  border: 1px solid #ccc;
  padding: 8px;
  text-align: center;
}

th {
  background-color: #0a3d62;
  color: white;
}

tr:nth-child(even) {
  background-color: #f2f2f2;
}

.totals {
  margin-top: 15px;
  font-weight: bold;
}

.totals p {
  margin: 5px 0;
}

.form-section {
  margin-bottom: 20px;
}

.table-section h3 {
  margin-top: 20px;
  color: #0a3d62;
}