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$('.element::before').on('click', function(){
  $(this).hide();
});

::before
		{
        content: "\f00d ";
        cursor: pointer;
        display: block;
        font-family: fontawesome;
        font-size: 1.2em;
        padding-top: 0;
        padding: 10px;
        position: absolute;
        right: 3px;
        top: -2px;
		}