#floating-message-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  color: white;
  border: none;
  border-radius: 50px;
  padding: 12px 20px;
  font-size: 16px;
  cursor: pointer;
  z-index: 9999;
}
#message-modal {
  display: none;
  position: fixed;
  z-index: 10000;
  left: 0; top: 0; width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.6);
}
#message-modal-content {
  background: #fff;
  max-width: 400px;
  margin: 10% auto;
  padding: 20px;
  border-radius: 8px;
  position: relative;
}
#message-modal-close {
  position: absolute;
  top: 10px;
  right: 15px;
  cursor: pointer;
}
#message-modal-content input,
#message-modal-content textarea {
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
}