#wpadminbar > #wp-toolbar #wp-admin-bar-root-default #wp-admin-bar-browsertest > .ab-item .ab-icon {
  display: none;
}
#wpadminbar > #wp-toolbar #wp-admin-bar-root-default #wp-admin-bar-browsertest > .ab-item .ab-label {
  background-image: url(assets/browserstack@1x.png) !important;
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 15px 15px;
  padding-left: 20px;
}
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  #wpadminbar > #wp-toolbar #wp-admin-bar-root-default #wp-admin-bar-browsertest > .ab-item .ab-label {
    background-image: url(assets/browserstack@2x.png);
  }
}