anchor.diff:          opacity: 0.5;
         }
     body
  +    //- Provide info to the user
       h1 gist-gemini-fancy prototype
  +    p Click and drag over the image to generate an overlay
  +
       //- Load an images directly from our report
       //- img(src="gemini-report/images/root/default-large/Chrome~current.png")
       img(src="gemini-report/images/root/default-large/Chrome~diff.png")
  
positive.code:           // Bind our overlay to the element
            this.handles = [targetEl];
            this.bindHandles();
  
            // Calculate target dimensions
            // TODO: For wider browser support, see what `draggabilly` does (prob uses `get-size`)
  
negative.code:       }
  
        /* Overlay styles */
        .overlay-bound {
          /* http://chrisnager.github.io/cursors/ */
          cursor: crosshair;
        }
        .overlay {
          position: absolute;
          width: 50px;
  