Fog light aiming

Just installed some hella comet 550 fog lights on my Volvo 240 how should I aim them? Should they be slightly off the ground? Pic is after I installed them. Sorry if this is the wrong community I just thought I might get a good answers here.

Just installed some hella comet 550 fog lights on my Volvo 240 how should I aim them? Should they be slightly off the ground? Pic is after I installed them. Sorry if this is the wrong community I just thought I might get a good answers here.