diff --git a/src/btn.ts b/src/btn.ts
index 63edfc5..204238e 100644
--- a/src/btn.ts
+++ b/src/btn.ts
@@ -9,11 +9,13 @@ import btnListCss from './btn.css'
 type BtnElement = HTMLButtonElement
 
 const getBtnContainer = (): HTMLDivElement => {
-  const container = document.querySelectorAll('section>section>section>section')[0]
-  const btnParent = [...container.children].find((div) => {
-    const b = div.querySelector('button, .button')
-    const text = b ? b.outerHTML.replace(/\s/g, '') : ''
-    return text.includes('Download') || text.includes('Print')
+  const containers = [...document.querySelectorAll('section>div div')]
+  const btnParent = containers.find(c => {
+    return [...c.children].find((div) => {
+      const b = div.querySelector('button, .button')
+      const text = b ? b.outerHTML.replace(/\s/g, '') : ''
+      return text.includes('Download') || text.includes('Print')
+    })
   }) as HTMLDivElement | null
   if (!btnParent) throw new Error('btn parent not found')
   return btnParent