Put the alignment all center screen with error when input data invalid charaters

PAYROLL SYSTEM

Enter ID:

Enter Name:

Enter Position:

Enter Rate:

Enter Days of works:

Result after input data Will appear only this like other pages Put the alignment all center screen

PAYROLL SYSTEM

Enter ID: 123456

Enter Name: Jhon Doe Deductions

Enter Position: Manager Insurance 1 (5%): 332.8

Real State Loan(3%): 199.68

Enter Rate: 512 Insurance 2 (2%): 133.12

Enter Days of works: 13 Tax(5%): 332.8

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Total Deduction: 998.4

Gross Pay: 6656

Netpay: 5657.6