First part of the song and most of the rest is the same riff
Play both of these parts as one and then repeat however many times it is played. 
style

e|----0------------0---------------0------0-|
B|------3---3--------3---3-----3--3---3--3--|
G|--2-----2------2-----2------0--0---0--0---|
D|0-----------------------------0---0--0----|
A|-------------1----------------------------|
E|--------------------------3---------------|


e|----0------------0---------------0------0-|
B|------3---3--------3---3-----3--3---3--3--|
G|--2-----2------2-----2------0--0---0--0---|
D|0-----------------------------0---0--0----|
A|-------------1------------3---------------|
E|------------------------------------------|


This is where the song changes. There is a lot going on here so just strum the following 
chords in progression


G#,G,G#,A#,G,A#,end with 1 strum on C and then back to the first part