diff --git a/dist/main.js b/dist/main.js
index 0ef454f..c9f1cf7 100644
--- a/dist/main.js
+++ b/dist/main.js
@@ -5,7 +5,7 @@
 // @supportURL   https://github.com/Xmader/musescore-downloader/issues
 // @updateURL    https://msdl.librescore.org/install.user.js
 // @downloadURL  https://msdl.librescore.org/install.user.js
-// @version      0.15.16
+// @version      0.15.17
 // @description  download sheet music from musescore.com for free, no login or Musescore Pro required | 免登录、免 Musescore Pro，免费下载 musescore.com 上的曲谱
 // @author       Xmader
 // @match        https://musescore.com/*/*
@@ -26799,7 +26799,7 @@ Please pipe the document into a Node stream.\
         return locale[key];
     }
 
-    var btnListCss = "div {\n  flex-wrap: wrap;\n  display: flex;\n  align-items: center;\n  font-family: 'Open Sans', 'Roboto', 'Helvetica neue', Helvetica, sans-serif;\n}\n\nbutton {\n  width: 205px !important;\n  height: 38px;\n\n  color: #fff;\n  background: #1f74bd;\n\n  cursor: pointer;\n\n  margin-bottom: 4px;\n  margin-right: 4px;\n  padding: 4px 12px;\n\n  justify-content: start;\n  align-self: center;\n\n  font-size: 16px;\n  border-radius: 2px;\n  border: 0;\n\n  display: inline-flex;\n  position: relative;\n\n  font-family: inherit;\n}\n\nsvg {\n  display: inline-block;\n  margin-right: 5px;\n  width: 20px;\n  height: 20px;\n  margin-top: auto;\n  margin-bottom: auto;\n}\n\nspan {\n  margin-top: auto;\n  margin-bottom: auto;\n}";
+    var btnListCss = "div {\n  flex-wrap: wrap;\n  display: flex;\n  align-items: center;\n  font-family: 'Open Sans', 'Roboto', 'Helvetica neue', Helvetica, sans-serif;\n  position: absolute;\n  z-index: 999;\n  background: #f6f6f6;\n}\n\nbutton {\n  width: 205px !important;\n  height: 38px;\n\n  color: #fff;\n  background: #1f74bd;\n\n  cursor: pointer;\n\n  margin-bottom: 4px;\n  margin-right: 4px;\n  padding: 4px 12px;\n\n  justify-content: start;\n  align-self: center;\n\n  font-size: 16px;\n  border-radius: 2px;\n  border: 0;\n\n  display: inline-flex;\n  position: relative;\n\n  font-family: inherit;\n}\n\nsvg {\n  display: inline-block;\n  margin-right: 5px;\n  width: 20px;\n  height: 20px;\n  margin-top: auto;\n  margin-bottom: auto;\n}\n\nspan {\n  margin-top: auto;\n  margin-bottom: auto;\n}";
 
     const getBtnContainer = () => {
         const container = document.querySelectorAll('aside>section>section')[0];
@@ -26872,10 +26872,10 @@ Please pipe the document into a Node stream.\
             shadow.append(style);
             // hide buttons using the shadow DOM
             const newParent = btnParent.cloneNode(false);
-            newParent.append(...this.list);
-            const slot = document.createElement('slot');
-            newParent.append(slot);
+            newParent.append(...this.list.map(e => e.cloneNode(true)));
             shadow.append(newParent);
+            const slot = document.createElement('slot');
+            shadow.append(slot);
             return btnParent;
         }
         /**
diff --git a/package-lock.json b/package-lock.json
index 7bd8573..16cc713 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "musescore-downloader",
-  "version": "0.15.16",
+  "version": "0.15.17",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 8f1635e..2e47e18 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "musescore-downloader",
-  "version": "0.15.16",
+  "version": "0.15.17",
   "description": "download sheet music from musescore.com for free, no login or Musescore Pro required | 免登录、免 Musescore Pro，免费下载 musescore.com 上的曲谱",
   "main": "dist/main.js",
   "repository": {