Issue description: The container around the widget seems to have a fine line, stroke, around it… not too noticeable in some places but obvious in others.
The problem originates from your consolidated.css file. It’s not a problem with the widget.
.code-inline, code
border: 1px solid #cacaca;
.code-block
border: 1px solid #cacaca;
.code
border: 1px solid var(--medium-gray);
You can see this again further down on your page.