-
  var instantsearch_js = "https://cdn.jsdelivr.net/npm/instantsearch.js@2.1.1/dist/instantsearch.min.js"
  var instantsearch_css = "https://cdn.jsdelivr.net/npm/instantsearch.js@2.1.1/dist/instantsearch.min.css"

  if (theme.cdn.instantsearch_js) instantsearch_js = theme.cdn.instantsearch_js
  if (theme.cdn.instantsearch_css) instantsearch_css = theme.cdn.instantsearch_css

link(href=instantsearch_css rel="stylesheet" type="text/css")
script(src=instantsearch_js defer)