pma/themes/original/scss/_list-group.scss

#maincontainer {
  .list-group {
    padding-left: 40px;
    margin: 1rem 0 0;
  }

  .list-group-item {
    display: list-item;
    border: none;
    padding: 0;
  }
}

#li_select_server,
#li_change_password,
#li_select_mysql_collation,
#li_user_preferences,
#li_select_lang,
#li_select_theme {
  &.list-group-item {
    display: block;
    margin-left: -20px;
  }
}