Escape shipping and buttons appears very small

Would you please help me regarding following issues:

1:Buttons appears very small in product pages and check out page:
http://www.eventclub.com.au/store/products/fremantle-vs-adelaide-crows/#
http://www.eventclub.com.au/store/products/category/afl-ticket/
http://www.eventclub.com.au/store/shopping-cart/checkout-edit/
2:how can I escape Shipping on checkout steps.
3:Get rid of LEAVE A REPLY BOX on product pages.
http://www.eventclub.com.au/store/products/fremantle-vs-adelaide-crows/#