.popup-form {
  display: none;
  position: fixed;
  z-index: 99999;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
}

.popup-form .form-content {
  background: #fff;
  padding: 20px;
  margin: 100px auto;
  max-width: 400px;
  position: relative;
  border-radius: 8px;
}

.popup-form .close-btn {
  position: absolute;
  top: 10px; right: 15px;
  cursor: pointer;
  font-size: 20px;
}

#formStatus {
  margin-top: 10px;
  color: green;
  font-weight: bold;
}