@media only screen and (min-width: 768px) {
    /* tablets and desktop */
    .hidden-md{
    	display:none;
    }

}

@media only screen and (max-width: 767px) {

  .hidden-mb{
  	display:none;
  }
    /* celular */
}

@media only screen and (max-width: 767px) and (orientation: portrait) {
    /* tablet */
   

}