/* General page setup */
body {
  font-family: "Segoe UI", Arial, sans-serif;
  background-color: #ffffff;
  color: #222;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Header styling */
header {
  text-align: center;
  margin-top: 3rem;
}

header h1 {
  font-size: 2.2rem;
  margin-bottom: 0.3rem;
  color: #111;
}

header p {
  color: #111;
  font-size: 1rem;
  margin: 0;
}

/* Main content container */
main {
  background: #4f578b;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-radius: 10px;
  padding: 2rem;
  width: 90%;
  max-width: 850px;
  margin: 2rem auto;
  text-align: center;
}

/* Heading */
main h2 {
  margin-top: 0;
  font-size: 1.5rem;
  color: #111;
}

/* Download button */
.download-btn {
  display: inline-block;
  background: #4f578b;
  color: white;
  padding: 0.9rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  margin: 1.5rem 0;
  transition: all 0.2s ease;
}

.download-btn:hover {
  background: #005fcc;
  transform: translateY(-2px);
}

/* PDF frame styling */
.pdf-container {
  width: 100%;
  height: 85vh;
  border: none;
  overflow: hidden;
}

.pdf-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 8px;
}

/* Footer */
footer {
  text-align: center;
  padding: 1rem;
  color: #555;
  font-size: 0.9em;
}