#wp-admin-bar-wp-logo
{
  display:none!important;
}
.update-nag{
  display:none!important;
}
#wpfooter{
  display:none!important;
}
#wp-admin-bar-updates
{
  display:none!important;
}
#wp-admin-bar-wp-logo
{
  display:none!important;
}