diff --git a/layout/_partial/head.ejs b/layout/_partial/head.ejs
index 2dbff1f..b3aa753 100644
--- a/layout/_partial/head.ejs
+++ b/layout/_partial/head.ejs
@@ -23,9 +23,7 @@
         <%= theme.base_info.title || config.title || 'ILS' %>
     </title>
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
-    <% if (theme.style.favicon){ %>
-        <%- favicon_tag(theme.style.favicon) %>
-    <% } %>
+    <%- favicon_tag('images/favicon.png') %>
     <%- css('css/style') %>
     <%- export_config() %>
 </head>
diff --git a/layout/article-content.ejs b/layout/article-content.ejs
index 29dcb33..3250518 100644
--- a/layout/article-content.ejs
+++ b/layout/article-content.ejs
@@ -5,10 +5,10 @@
             <span class="title-hover-animation"><%= page.title %></span>
         </div>
 
-        <% if (theme.style.avatar && (theme.base_info.author || config.author)) { %>
+        <% if (theme.base_info.author || config.author) { %>
             <div class="article-header">
                 <div class="avatar">
-                    <%- image_tag(theme.style.avatar) %>
+                    <%- image_tag('images/avatar.png') %>
                 </div>
                 <div class="info">
                     <div class="author">
diff --git a/scripts/helpers/export-config.js b/scripts/helpers/export-config.js
index 4a9d446..ca1cf95 100644
--- a/scripts/helpers/export-config.js
+++ b/scripts/helpers/export-config.js
@@ -16,7 +16,8 @@ hexo.extend.helper.register('export_config', function () {
     codeblock: theme.codeblock,
     toc: theme.toc,
     back2top: theme.back2top,
-    side_tools: theme.side_tools
+    side_tools: theme.side_tools,
+    style: theme.style
   };
   if (config.search) {
     exportConfig.path = config.search.path;
diff --git a/source/css/layout/common/markdown.styl b/source/css/layout/common/markdown.styl
index 07df457..93da1e1 100644
--- a/source/css/layout/common/markdown.styl
+++ b/source/css/layout/common/markdown.styl
@@ -144,10 +144,17 @@
   img {
     box-sizing: initial;
     padding: 2px;
-    margin: 2px 0;
     max-width: 100%;
     border: 1px solid var(--border-color);
     cursor: pointer;
+    display: block;
+
+    if (hexo-config('style.img_position') == 'center') {
+      margin: 2px auto;
+    } else {
+      margin: 2px 0;
+    }
+
   }
 
   & > table {
diff --git a/source/css/layout/common/variables.styl b/source/css/layout/common/variables.styl
index 74a064e..b57d9d4 100644
--- a/source/css/layout/common/variables.styl
+++ b/source/css/layout/common/variables.styl
@@ -49,7 +49,8 @@ $z-index-9 = 1009;
 // color
 // ========================================================================
 // primary color
-$primary-color = convert(hexo-config("style.primary_color")) || #0066CC;
+$temp-color = hexo-config('style.primary_color');
+$primary-color = $temp-color ? convert($temp-color) : #0066CC;
 $background-color = #fff; // light background color
 $second-background-color = darken($background-color, 2%); // second light background color
 $normal-text-color = #383838; // 通用文本颜色（默认字体颜色）
diff --git a/source/css/layout/page.styl b/source/css/layout/page.styl
index 849b31b..409fedf 100644
--- a/source/css/layout/page.styl
+++ b/source/css/layout/page.styl
@@ -2,7 +2,8 @@
 @require "./common/animated.styl";
 
 $header-progress-height = 3px;
-$page-aside-width = 258px;
+$temp-width = hexo-config('style.left_side_width');
+$page-aside-width = $temp-width ? convert($temp-width) : 260px;
 
 .page-container {
 
diff --git a/source/js/left-side-toggle.js b/source/js/left-side-toggle.js
index 242e65d..d9d15ec 100644
--- a/source/js/left-side-toggle.js
+++ b/source/js/left-side-toggle.js
@@ -30,7 +30,7 @@ window.addEventListener('DOMContentLoaded', () => {
     },
 
     changePageLayoutWhenOpenToggle(isOpen) {
-      const pageAsideWidth = '258px';
+      const pageAsideWidth = CONFIG.style.left_side_width || '260px';
       this.containerDom.style.paddingLeft = isOpen ? pageAsideWidth : '0';
       this.pageTopDom.style.paddingLeft = isOpen ? pageAsideWidth : '0';
       this.leftAsideDom.style.left = isOpen ? '0' : `-${pageAsideWidth}`;