fix wallet animations using scale
fix wallet animations using scale

also fix a few minor styling issues (not enough padding, use static
modal size for receive prompt)

NebulousLabs/New-Sia-UI,NebulousLabs/Sia-UI,NebulousLabs/Sia-UI,NebulousLabs/Sia-UI,NebulousLabs/New-Sia-UI,NebulousLabs/New-Sia-UI