advice needed on train to Barcelona

[ssd]

I cant access the website, for some reason its not letting me, so can anyone advise me about getting from La Pineda which is near Salou to Barcelona and returning the same day? any help would be great

12.21out of Salou arriving Barcelona 13.39 direct .
20.00 is the last train back . I searched for 13th April ( in the absence of any given date )
Cost about €18 .

thanks trumpton, thats great