#bd {
    margin-top: 0;
    width: 900px;
    padding-left: 0;
}

.inactive_home_tab {
  color: blue;
}

.active_home_tab {
  color: green;
}

.main_content {
    position: relative;
}

.main_content h2 {
    padding: 5px 10px;
    margin: 0;
}