html.show-browser-alert #browser-alert {
  display: block !important;
}
#browser-alert {
  z-index: 9999;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  padding-top: 80px;
  text-align: center;
}
#browser-alert img {
  margin-bottom: 20px;
}
#browser-alert > div {
  width: 400px;
  display: inline-block;
}