#content #col1, #content #col2 {
  width: 45%;
  float: left;
  margin-right: 20px;
}

#content h2 {
  margin: 10px 0 5px 0;
  font-size: 138.5%;
  border: 0;
}

#main-content .lessoncategory {
  margin: 0 0 30px 0;
}

#main-content ul li {
  margin: 0 0 4px 0;
  line-height: 14px;
}