list.

tr.rcl:before,
tr.rcl:after {
    display: table-cell;
    content: icon(right) "generated content" icon(left);
    color: navy;
}

paragraph.

tr.rcp:before,
tr.rcp:after {
    display: table-cell;
    content: paragraph(content(icon(right), "generated content", icon(left)),
                       border-width, 1, 
                       border-style, solid);
    color: navy;
}

division

tr.rcd:before,
tr.rcd:after {
    display: table-cell;
    content: division(content(icon(down), "generated content", icon(up)),
                      border-width, 1, 
                      border-style, solid);
    color: navy;
}

rows, row or cell (all three give a table).

tr.rcr:before,
tr.rcr:after {
    display: table-cell;
    content: row(cell(icon(right)), 
                 cell("generated content"), 
                 cell(icon(left)),
                 border-width, 1, 
                 border-style, solid);
    color: navy;
}