I finally had an orgasm

I’ve been with my boyfriend for three years (only had sex with him) I maybe came 3 times during sex so this is my first one I’m a looong time. It was great! I was on the edge of the bed I put my arms over my head to hold onto the mattress and lift my butt up a little, I tired having a pillow underneath my back but didn’t work so whatever I did today workeddd