Помогите расширить объекты

/* Float Clearing
-------------------------------------------------------------*/

.brd-page:after,
.brd .gen-content:after,
.brd .ct-box:after,
#brd-index .item-head:after,
#brd-index .main-item:after,
#brd-index ul.item-info:after,
.brd .frm-group:after,
.brd .mf-set:after,
.brd .sf-set:after,
.brd .mf-box:after,
.brd .sf-box:after,
.brd .mf-item:after,
.brd .txt-set:after,
.brd .txt-box:after,
.brd .frm-form label:after,
.brd fieldset:after,
.brd span.fld-input:after,
.brd .posthead:after,
.brd .postbody:after,
.brd .postfoot .post-options:after {
    content: "";
    display: block;
    font-size: 0;
    height: (Высота в пикселях);
    line-height: 0.0;
    overflow:hidden;
    visibility: hidden;
    clear: both;
    }

/* Setup for Index and Forums
-------------------------------------------------------------*/

.brd .main-content .main-item {
    padding-right: 35em;
    padding-left: 3.75em;
    }

.brd .main-content .main-item .hn {
    position: relative;
    }

.brd .main-content .main-item ul {
    width: 34em;
    right: -35em;
    margin-left: -34em;
    }

.brd .forum-noview .main-item {
    padding-right: 28em;
    }

.brd .forum-noview .main-item ul {
    width: 27em;
    right: -28em;
    margin-left: -27em;
    }

.brd .forum-forums .main-item {
    padding-right: 48em;
    }

.brd .forum-forums .main-item ul {
    width: 47em;
    right: -48em;
    margin-left: -47em;
    }

.brd .main-content .main-item .item-subject span.modlist {
    display: block;
    }

.brd .main-content .main-item .hn strong {
    font-size: 1em;
    }

.brd .main-content .main-item .hn strong span {
    font-weight: normal;
    }

 #brd-index .main-content .main-item .hn span {
    font-size: 1.084em;
    font-weight: bold;
    }
#brd-index .main-content .main-item .hn small {
    font-size: 1em;
    }

.brd .main-content .main-item .item-status {
    font-weight: bold;
    }

.brd .main-content .main-item cite {
    font-style: normal;
    }

.brd .main-content .main-item span.item-nav,
.brd .main-content .main-item span.item-nav * {
    white-space: nowrap;
    font-style: normal;
    }

.brd .main-content .main-item .item-subject .hn,
.brd .main-content .main-item .item-subject p {
    margin: 0 0 0 1.5em;
    }

.brd .main-content .main-item li.info-lastpost cite,
.brd .main-content .main-item li.info-lastpost span,
.brd .main-content .main-item li.info-forum a {
    display: block;
    padding: 0 1em;
    font-style: normal;
    font-weight: normal;
    }

.brd .main-content .main-item li.info-lastpost strong {
    padding: 0 0 0 1em;
    font-style: normal;
    font-weight: normal;
    }

.brd .main-content .main-item li.info-select {
    position: absolute;
    right: 0;
    top: 0;
    padding: 0.3em;
    border-style: none none solid solid;
    border-width: 1px;
    }

.brd .main-content .main-item .icon {
    border-style: solid;
    border-width: 0.5833em;
    height: (Высота в пикселях);
    width: (Ширина в Пикселях);
    float: left;
    margin-top: 0.667em;
    margin-left: -2.417em;
    }

.brd .main-content .main-item .hn .posted-mark {
    position: absolute;
    font-size: 2em;
    width: 1em;
    left: -0.5em;
    top: 0;
    }