Do It Like This:
Make Your Pic A Percentage Of The Screen
See Below
Copy/paste the code above to see it work 
Use any percent you want up to 100%. Everybody will see it formatted properly no matter their monitor settings.
They don’t look huge to me. Some were too big and I’m learning. Others have thanked me for making them big enough to see.
Maybe post one that is small enough for you to give me a idea what you think is a good size.
BTW calling me an idiot and that what I post is crap is not very civilized.
Do It Like This:
Make Your Pic A Percentage Of The Screen
See Below
Copy/paste the code above to see it work
Use any percent you want up to 100%. Everybody will see it formatted properly no matter their monitor settings.