Range all columns of df such that the minimum value in each column is 0 and max is 1. in pandas code example

Example: Range all columns of df such that the minimum value in each column is 0 and max is 1. in pandas

import pandas as pd 

df = pd.DataFrame(np.random.randint(1,100, 80).reshape(8, -1))

out = df.apply(lambda x:((x.max()-x)/(x.max()-x.min())).round(2))