“The Tax Cuts and Jobs Act would lower the corporate tax rate from 35 percent to 20 percent and collapse the seven tax brackets paid by families and individuals down to four. It would create giant new benefits for the wealthy by cutting business taxes, eliminating the estate tax, and ending the alternative minimum tax.” 
Meanwhile, they throw a little bone to the middle class. What about singles, the elderly on fixed incomes? They already voted to cut social security benefits, in part to pay for this give away to the rich.

What has Trump ever done that has benefited anyone but himself and his elite cronies?
Same question regarding the GOP.  The next real president is going to have a lot of executive orders ro write and sign, and a lot of legislation to undo.  But it’ll get done.