.article{
padding-bottom: 15px; 
}

hr.article-separator{
    border: none;
    width:650px;
    height: 1px;
    background-color: #b5b5b5;
    padding-bottom: 1px;
	margin-bottom: 15px;
    }

.article:first-child hr.article-separator{
    display: none;
    }

.article:last-child{
padding-top: 0px;
padding-bottom: 0px;
}