.topic-title {
  margin: 0;
  font-size: 105%;
  display: inline; 
}

.topic-description {
  margin: 0;
  font-size: 100%;
  display: inline; 
}

.post-title {
  margin-bottom: .5em;
}

.forum-title {
   margin: 0;
   font-size: 100%;
   display: inline;
}