p.redactor-read-more {
    padding-bottom: 2px;
    border-bottom: 1px dotted #cccccc;
    font-style: italic;
}
.redactor_toolbar li a.redactor_btn_readmore {
    text-indent: 0;
    font-size: 12px;
    background: none;
    width: auto;
    height: 13px;
    padding-top: 12px;
    color: #383838;
}
.redactor_toolbar li a.redactor_btn_readmore:after {
    content:"Read More";
}