src/remark/components/styler/styler.js
function getPageRule (stylesheet) {
  var i, l = stylesheet.cssRules.length;

  for (i = 0; i < l; ++i) {
    if (stylesheet.cssRules[i] instanceof window.CSSPageRule) {
      return stylesheet.cssRules[i];
    }
  }
}
function getPageRule (stylesheet) {
  var i, l = stylesheet.cssRules.length;

  for (i = 0; i < l; ++i) {
    if (stylesheet.cssRules[i] instanceof window.CSSPageRule) {
      return stylesheet.cssRules[i];
    }
  }
}
function getPageRule ( stylesheet ) { var i , l = stylesheet . cssRules . length ; for ( i = 0 ; i < l ; ++ i ) { if ( stylesheet . cssRules [ i ] instanceof window . CSSPageRule ) { return stylesheet . cssRules [ i ] ; } } }
Locates the CSS @page rule
Locates the CSS