html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background-color: #f9fafc;
  font-family: Arial, sans-serif;
}

.form-container {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

iframe {
  width: 90%;
  height: 90%;
  border: 2px solid #ccc;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}