Use the "tables" function of markdown.
Type titles of your columns, separated by a vertical slash. That would be shift+backslash.
This is what my markdown looks like, if you want to cut and paste. Leave out all the brackets {}
But keep the ![].
}Before | After{
}-----------------|------------------------{ Use as many hyphens as you like. They are there to help you with layout.
}![](paste the address of your "before" photo here) | ![](paste the address of your "after" photo here){
| Before | After |
|---|---|
 |  |
That's it! That is my cat, Baby. Um, he's the one on the right.