.posts-day-heading{
  font-size: 16px;
  font-weight: bold;
  background: #efefef;
  padding: 15px;
  /*border-bottom: 1px solid #e7eff2;*/
  margin-bottom: 0;
  border-radius: 3px 3px 0 0;
}
.empty-day-notice{
  padding: 15px;
}
.posts-day .post:last-child{
  border-radius: 0 0 3px 3px;
}