CheckoutProgress As you See bellow is for checkout progress that Show upper Shopping Card And also all Checkout process .
This CheckoutProgress component only display the steps of checkout Not Data.
Every page Showed Bellow it is has own private view for example Addresses page has address view .This CheckoutProgress component Has one parameter To Specify The step that is CheckoutProgress property as the snippThe CheckoutProgress Has many Enum Values :1.
CheckoutProgressStep.Address :For specify Address Page in Checkout
2.
CheckoutProgressStep.Shipping:For specify Shipping Page in Checkout
3.
CheckoutProgressStep.Payment:For specify Payment Page in Checkout
4.
CheckoutProgressStep.Confirm:For specify Confirm Page in Checkout
5.
CheckoutProgressStep.Complete:For specify Complete Page in Checkout
6.
CheckoutProgressStep.Cart:For specify Shopping Card Page in Checkout.
The CheckoutProgressStep.Cart is The first step in the checkout process steps and this displayed after Customer Open shopping card page.
This Checkout Progress using Div Tag With class "order-progress" So You Can Change checkout progress Parent style For information look at How To Change Checkout Page CSS The Sub Classes Style is Debend On Theme Style Not Store Style
You will more Learn About CheckoutProgress Style In Store Theme Section