body {
  margin: 0;
  font-family: Tahoma, sans-serif;
  background: #f5f5f5;
  color: #333;
}

.container {
  max-width: 730px;
  margin: 0 auto;
  background: #fff;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.header-image, .footer-image {
  width: 100%;
  display: block;
}

.content {
  padding: 20px;
  text-align: center;
}

h1 {
  color: #000;
  font-size: 28px;
}

h2 {
  font-size: 20px;
  font-weight: normal;
  margin: 10px 0;
}

h3.highlight {
  color: #cc0000;
  margin: 10px 0 30px;
}

.offer-section {
  display: flex;
  justify-content: space-around;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
}

.ebook-cover {
  max-width: 250px;
  height: auto;
}

.form-container {
  flex: 1;
  min-width: 260px;
  text-align: left;
}

.form-container p {
  font-size: 16px;
  margin-bottom: 15px;
}

.form-group {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

input[type="text"],
input[type="email"] {
  width: 100%;
  padding: 10px;
  box-sizing: border-box;
}

button {
  width: 100%;
  padding: 10px;
  background-color: #003366;
  color: #fff;
  border: none;
  cursor: pointer;
  font-weight: bold;
}

button:hover {
  background-color: #0055aa;
}

.privacy-note {
  font-size: 12px;
  color: #666;
  margin-top: 10px;
}

.urgency-note {
  font-size: 14px;
  margin-top: 15px;
  font-weight: bold;
}

footer p {
  font-size: 12px;
  color: #888;
  margin: 20px 0 10px;
}


.payment-box {
  background-color: #fff9e6;
  padding: 15px;
  margin-bottom: 20px;
  border-left: 4px solid #ffcc00;
  font-size: 14px;
}

.payment-box code {
  background: #eee;
  padding: 3px 6px;
  font-family: monospace;
  display: inline-block;
  margin-top: 5px;
}