body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f4f4f4;
  color: #333;
}

header {
  background: #004085;
  color: #fff;
  padding: 20px 0;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 2.5rem;
}

header p {
  font-size: 1.2rem;
}

main {
  padding: 20px;
}

.converter {
  text-align: center;
  margin-bottom: 40px;
}

.converter h2 {
  font-size: 2rem;
  color: #007BFF;
}

.converter input[type="file"] {
  margin: 20px 0;
  padding: 10px;
  border: 2px dashed #007BFF;
  border-radius: 5px;
  cursor: pointer;
}

.converter button {
  background: #004085;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 1rem;
  cursor: pointer;
  border-radius: 5px;
}

.converter button:hover {
  background: #003975;
}

#output a {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 20px;
  background: #28a745;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

.content {
  max-width: 800px;
  margin: 0 auto;
}

.content h2 {
  font-size: 1.8rem;
  color: #007BFF;
}

.content ul {
  list-style-type: disc;
  padding-left: 20px;
}

footer {
  background: #004085;
  color: #fff;
  text-align: center;
  padding: 10px 0;
  margin-top: 40px;
}

footer nav a {
  color: #fff;
  margin: 0 10px;
  text-decoration: none;
}

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