please ...i need an advice,

Why is changing the format of the tables when i work to another computer. I have five tables, one under the other in each sheet. When I go on another computer everything is broken
Half table is in another page and i cant print eache file in the sheet...
Please help me becouse i work for nothing.

How could i save the format of this tables to not changing when i work to another computer?

Thank you anticipate.