More Help With The Home Made Incubator

ok so i posted this up yesterday and now i got some eggs in there and stuff to starts out with im not sure if all my eggs are fertile so im gonna keep puttin them in as i get em so i can have as many as posible, anyways im having a bit of a hard time getting my temp up is there anything else i can do theres a heat lamp and a heat pad underneath and my theremometer is reading like 96-97 also i need the humidity to go way up im at like 40 to 50 % with a soaked spunge and bowl of water so any tips on those also any other comments on things i can do to help it and tweak it its my first hatch so any advice is good thank you