.best-deals_offer input[type="checkbox"] {
    display:none;
}

.best-deals_offer input[type="checkbox"] + label span {
    display:inline-block;
    width:19px;
    height:17px;
    margin:-1px 4px 0 0;
    vertical-align:middle;
    background:url('/themes/new/bookmarks/images/checkbox-sprite.png') left top no-repeat;
    cursor:pointer;
}

.best-deals_offer input[type="checkbox"]:checked + label span {
    background:url('/themes/new/bookmarks/images/checkbox-sprite.png') -20px top no-repeat;
}
/*
     */
/*
*/