.block-post-header {
    padding-bottom: 0;
}

.block-post-header .divider {
    margin: 0 -1.25em  -3em  -1.25em;        
}

@media screen and (min-width: 1000px) {
    .block-post-header .divider {
        margin: 0 -4.25em  -3.25em  -4.25em;        
    }
}