@media (min-width: 1000px) {
  .unsupported-browser-banner {
    background: white;
    color: #ff3803;
    display: block;
    text-align: center;
    border: 2px solid #ff3803;
    font-size: 21px;
    padding: 2px;
  }
}
@media (max-width: 999px) {
  .unsupported-browser-banner {
    display: none;
  }
}