.ms-rteCustom-Titel
{
    color: #990000;
    font-size: 1.5em;
    margin: 0 0 10px 0;
    line-height: normal;
    margin: 0;
    font-weight: bold;
}
.ms-rteCustom-SubTitel
{
    font-family: Tahoma, Verdana, sans-serif;
   
    color: #990000;
    font-size:1.2em;
    font-weight: bold;
    margin: 0px;
    line-height: normal;
}