.material-icons {

&.menu {
  @include transform(TranslateY(6px));
}

&.home::before {
  content: 'home';
}

&.phone::before {
  content: 'phone';
}

&.bill::before {
  content: 'receipt';
}

&.pbx::before {
  content: 'account_circle'
}

&.setting::before {
  content: 'settings'
}

}