.size_f_13 {
    font-size: 13px;
    line-height: 20px;
}

.padding_0 {
    padding: 0 !important;
}

.margin_left_30 {
    margin-left: 30px;
}

.comment_success {
    box-shadow: 0 0 6px #f90;
}

.t3-comment-empty.size_f_18 {
    line-height: 16px;
}