[General] some sentences for showing love to girlfriend

[wheattenfold]

My life would definitely beautiful with someone beautiful and unique like you. nobody is lovely as you are.
with every step I take and with each action I take, I wanna you alongside with me.
I love you much more than you can even imagine.

is It correct?

 

[emsr2d2]

My life would definitely be beautiful with someone beautiful and unique like you. Nobody is as lovely as you are.
With every step I take and with each action I take, I [STRIKE]wanna[/STRIKE] want you alongside [STRIKE]with[/STRIKE] me.
I love you much more than you can even imagine.

Is it correct?

I have made your post grammatical and fixed errors. I haven't changed the content. If those are the words you want to say to your girlfriend, then you should use them. No one else can tell you how you feel.