diff --git a/demo/demo.js b/demo/demo.js
index 31b1906..66a7d6a 100644
--- a/demo/demo.js
+++ b/demo/demo.js
@@ -1,6 +1,6 @@
 const ap1 = new APlayer({
     element: document.getElementById('player1'),
-    narrow: false,
+    mini: false,
     autoplay: true,
     lrc: false,
     mutex: true,
@@ -37,7 +37,7 @@ ap1.on('error', function () {
 
 const ap2 = new APlayer({
     element: document.getElementById('player2'),
-    narrow: true,
+    mini: true,
     autoplay: false,
     lrc: false,
     mutex: true,
@@ -52,7 +52,7 @@ const ap2 = new APlayer({
 
 const ap3 = new APlayer({
     element: document.getElementById('player3'),
-    narrow: false,
+    mini: false,
     autoplay: false,
     lrc: 3,
     mutex: true,
@@ -68,7 +68,7 @@ const ap3 = new APlayer({
 
 const ap4 = new APlayer({
     element: document.getElementById('player4'),
-    narrow: false,
+    mini: false,
     autoplay: false,
     lrc: false,
     mutex: true,
@@ -98,7 +98,7 @@ const ap4 = new APlayer({
 
 const ap5 = new APlayer({
     element: document.getElementById('player5'),
-    narrow: false,
+    mini: false,
     autoplay: false,
     lrc: 3,
     mutex: true,
diff --git a/src/css/index.scss b/src/css/index.scss
index 4bc51ad..09e2a1d 100644
--- a/src/css/index.scss
+++ b/src/css/index.scss
@@ -471,6 +471,7 @@ $aplayer-height-lrc: $aplayer-height + $lrc-height - 6;
                 cursor: pointer;
                 transition: all 0.2s ease;
                 overflow: hidden;
+                margin: 0;
 
                 &:first-child {
                     border-top: none;
diff --git a/src/js/options.js b/src/js/options.js
index aad95b1..819ef4c 100644
--- a/src/js/options.js
+++ b/src/js/options.js
@@ -3,13 +3,16 @@ export default (options) => {
     // default options
     const defaultOption = {
         container: options.element || document.getElementsByClassName('aplayer')[0],
-        narrow: false,
+        mini: false,
         autoplay: false,
         mutex: true,
         lrc: 0,
+        preload: 'auto',
         theme: '#b7daff',
         loop: 'all',
         order: 'list',
+        volume: 0.7,
+        listFolded: false,
     };
     for (const defaultKey in defaultOption) {
         if (defaultOption.hasOwnProperty(defaultKey) && !options.hasOwnProperty(defaultKey)) {
diff --git a/src/js/player.js b/src/js/player.js
index 5a64c49..e26f8eb 100644
--- a/src/js/player.js
+++ b/src/js/player.js
@@ -44,7 +44,7 @@ class APlayer {
         if (this.arrow) {
             this.container.classList.add('aplayer-arrow');
         }
-        if (this.options.narrow) {
+        if (this.options.mini) {
             this.container.classList.add('aplayer-narrow');
         }
 
@@ -101,7 +101,7 @@ class APlayer {
 
     initAudio () {
         this.audio = document.createElement('audio');
-        this.audio.preload = this.options.preload ? this.options.preload : 'auto';
+        this.audio.preload = this.options.preload;
 
         for (let i = 0; i < this.events.audioEvents.length; i++) {
             this.audio.addEventListener(this.events.audioEvents[i], () => {
@@ -178,7 +178,7 @@ class APlayer {
             }
         });
 
-        this.volume(this.user.get('volume'), true, true);
+        this.volume(this.user.get('volume'), true);
     }
 
     switchAudio (index) {