#wc-enquiry-popup {
  position: fixed;
  top: 20%;
  left: 35%;
  background: #fff;
  padding: 20px;
  border: 2px solid #ddd;
  z-index: 9999;
  width: 400px;
  max-width: 90%;
  box-shadow: 0px 4px 15px rgba(0,0,0,0.2);
}
#wc-enquiry-popup form input,
#wc-enquiry-popup form textarea {
  width: 100%;
  margin-bottom: 10px;
  padding: 8px;
}
#wc-enquiry-popup form button {
  background: #0073aa;
  color: #fff;
  padding: 10px;
  border: none;
  cursor: pointer;
}