body {
  font-family: Arial, sans-serif;
  background: #ffffff;
  padding: 40px;
}
.container {
  max-width: 600px;
  padding: 30px;
  margin: auto;
}
input {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  font-size: 16px;
}
button {
  
  padding: 20px 40px;
  margin: 10px 0;
  font-size: 16px;
  background-color: #007272;
  color: #fff;
  border: none;
  border-radius: 50px;
}
#signaturePreview {
  margin-top: 20px;
  padding: 15px;
  border: 1px solid #ddd;
  background: #fff;
}