Gorgoroth - Drmmer Om Dd Intro Chords & Tabs

For me it sounded pretty good but dont know if its correct though.
its the whole song i think i dont really know. Be easy on me im only 15 years Old! Enjoy!

[ Tab from: https://www.guitartabs.cc/tabs/g/gorgoroth/drmmer_om_dd_intro_tab.html ]
D--------------------------------------------------|
A--------------------------------------------------|
F--------------------------------------------------|
C-7-7-8-7-7-8-7-7-8-7-7-8--5-5-6-5-5-6-5-5-6-5-5-6-|
G-5-5-5-5-5-5-5-5-5-5-5-5--3-3-3-3-3-3-3-3-3-3-3-3-|
C--------------------------------------------------|

Over and over again.