#openFile, #viewBookmark {
    display: none;
}

.toolbarButton#to-home::before {
  content: url(../img/kd-k.png);
}

@media screen and (min-resolution: 2dppx) {
  /* Rules for Retina screens */
  
  .toolbarButton#to-home::before {
    content: url(../img/kd-k@2x.png);
  }

}