Hey!  My first tab ever.
Basically, what I do is the chord combo of G, C, and D/F# throughout the song.
On 4/4 cut time, you play 4 quarter notes on each chord.  Go back and forth between the 6th & 2nd strings.
If *this symbol* is around the chord pattern, you strum.

E[----------------------------------------------------------------]
B[-0-0-0-0-1-1-1-1-3-3-3-3-0-0-0-0-0-0-0-0-1-1-1-1-3-3-3-3-0-0-0-0]
G[----------------------------------------------------------------]
D[----------------------------------------------------------------]
A[----------------------------------------------------------------]
E[3-3-3-3-0-0-0-0-2-2-2-2-3-3-3-3-3-3-3-3-0-0-0-0-2-2-2-2-3-3-3-3-]

G (320003@1)                  CBreathe (x32010@1)in, breathe out
                    D/F#Tell (200232@1)me all of your doubts
             GEverybody (320003@1)bleeds this way, just the same
                   CBreathe (x32010@1)in, breathe out
               D/F#Move (200232@1)on and break down
            GIf (320003@1)everyone goes away, I will stay

CWe (x32010@1)push and pull
G (320003@1)       D/F#And (200232@1)I fall down sometimes
CAnd (x32010@1)I'm not letting go
G (320003@1)         D/F#You (200232@1)hold the other line
*G*               *C*    *D/F#*         *C*  *D/F#*
Cause there is a light in your eyes, in your eyes

[pattern from beginning]
G (320003@1)            CHold (x32010@1)on, hold tight
                   D/F#If (200232@1)I'm out of your sight
                     GAnd (320003@1)everything keeps moving on, moving on

[strum once on each chord]
G (320003@1)          CHold (x32010@1)on, hold tight
                D/F#Make (200232@1)it through another night
                    GIn (320003@1)every day there comes a song with the dawn

[pattern from beginning]
CWe (x32010@1)push and pull
G (320003@1)        D/F#And (200232@1)I fall down sometimes
CAnd (x32010@1)I'm not letting go
G (320003@1)          D/F#You (200232@1)hold the other line

*G*              *C*     *D/F#*         *C*  *D/F#*
Cause there is a light in your eyes, in your eyes
*G*        *C*      *D/F#*        *C*  *D/F#*
There is a light in your eyes, in your eyes

[one strum on each chord]
G (320003@1)     C (x32010@1)            D/F#Breathe (200232@1)in and breathe out
G (320003@1)     C (x32010@1)            D/F# (200232@1)Breathe in and breathe out

G (320003@1)            CLook (x32010@1)left, look right
                   D/F#To (200232@1)the moon and the night
           GEverything (320003@1)under the stars is in your arms
*G*              *C*      *D/F#*        *C* *D/F#*
Cause there is a light in your eyes, in your eyes
*G*        *C*     *D/F#*         *C*  *D/F#*
There is a light in your eyes, in your eyes
*G*        *C*     *D/F#*         *C*  *D/F#*
There is a light in your eyes, in your eyes 

[G]320003
[C]032010
[D/F#]200230