Airtel Prepaid
94internet pack wrong deduction of free mb quota

I recharged my mobile (9685486068) with 94 gprs pack according to which i will 75mb free browsing betn. 12am to 8am & 100mb fr whole month.in my mobile it is working fine but when i browse internet on my pc my account of 100mb is being deducted and become 0mb at 6:30am on 9/12 pls solve my problem & pls refund my wrongly deducted mb quota which is nearly 95m