message: Change pdf page border color by class
diff: @@ -364,10 +364,10 @@ class LateXWorkshopPdfViewer implements ILatexWorkshopPdfViewer {
  }
  if (this.isPrefersColorSchemeDark()) {
  (document.querySelector('#viewerContainer') as HTMLElement).style.background = params.color.dark.backgroundColor
  - document.querySelectorAll('.pdfViewer.removePageBorders .page').forEach(elm => (elm as HTMLElement).style.boxShadow = `0px 0px 0px 1px ${params.color.dark.pageBorderColor}`)
  + document.styleSheets[0].insertRule(`.pdfViewer.removePageBorders .page {box-shadow: 0px 0px 0px 1px ${params.color.dark.pageBorderColor} !important}`, 0)
  } else {
  (document.querySelector('#viewerContainer') as HTMLElement).style.background = params.color.light.backgroundColor
  - document.querySelectorAll('.pdfViewer.removePageBorders .page').forEach(elm => (elm as HTMLElement).style.boxShadow = `0px 0px 0px 1px ${params.color.light.pageBorderColor}`)
  + document.styleSheets[0].insertRule(`.pdfViewer.removePageBorders .page {box-shadow: 0px 0px 0px 1px ${params.color.light.pageBorderColor} !important}`, 0)
  }
  if (params.keybindings) {
  