massmaster

img {
border: 0;
}
img.size-medium.wp-image-2487.alignnone {
}
* {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;

I got this from inspecting the image on the webpage. Does that help?

On the editing page, I get a very basic set of code.

Appreciate your help.

Sorry its a page I have made for a family member so would rather not share publically.

Any ideas on how to remove the black lines? Thank you.