#main .column {
  width: 310px;
  float: left;
  border: solid 1px #eee;
  margin: 10px 15px 0 0;
}
#main .column .title {
  background: #90d600;
  color: #fff;
  padding: 5px 15px;
  font-size: 90%;
}
#main .column .author {
  font-weight: bold;
  margin-top: 10px;
  margin-left: 30px;
}
#main .column .content {
  margin: 5px 5px 5px 30px;
  font-size: 90%;
}
#main .column .date {
  margin-left: 30px;
  color: #999;
  margin-bottom: 10px;
  font-size: 90%;
}

#main hr.clear {
  visibility: hidden;
  height: 1px;
  margin: 0;
  clear: left;
}