Border type – here you have the opportunity to:
- Select one of the different types of border – Solid, Dotted, Dashed, Double, Groove, Ridge, Inset, Outset, None;
- select Border Color for images;
- establish the needed Border width
This option can be disabled. Simply select value – “None” for Border Type.
WPCom_Markdown class is not exists
Also you can look through the example: