/* Modal overlay covering the whole viewport */
#wait-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(40,40,40,0.6); /* semi-transparent */
  z-index: 9999; /* very high so it's always on top */
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Hide modal by default */
.wait-modal-hidden {
  display: none !important;
}

/* The box in the center */
.wait-modal-content {
  background: #fff;
  padding: 2em 2.5em;
  border-radius: 18px;
  box-shadow: 0 4px 32px rgba(0,0,0,0.16);
  font-size: 1.2em;
  text-align: center;
  color: #222;
}