Vertically centers the selected objects. If only one object is selected in Draw or Impress, the center of the object is aligned to the vertical center of the page.
To access this command...
Izaberi Oblik - Poravnanje - Lijevo (LibreOffice Pisac, LibreOffice Calc)
Izaberi Izmijeni - Poravnanje - Top (oznaceni objekat) (LibreOffice Nacrtaj)
On Align toolbar (LibreOffice Impress, LibreOffice Draw), click
Centrirano
To align the individual objects in a group, choose Format - Group - Enter Groupdouble-click to enter the group, select the objects, right-click, and then choose an alignment option.