diff --git a/single.php b/single.php
index cfa35bb..9fa5b96 100644
--- a/single.php
+++ b/single.php
@@ -1,9 +1,10 @@
 <?php
+
 /**
  * 文章内容
  * @author Seaton Jiang <seatonjiang@vtrois.com>
  * @license MIT License
- * @version 2021.07.01
+ * @version 2021.08.19
  */
 
 get_header();
@@ -17,12 +18,13 @@ $select_col = $col_array[kratos_option('g_article_widgets', 'two_side')];
     <div class="container">
         <div class="row">
             <div class="<?php echo $select_col ?> details">
-                <?php if (have_posts()) : the_post(); update_post_caches($posts); ?>
+                <?php if (have_posts()) : the_post();
+                    update_post_caches($posts); ?>
                     <div class="article">
                         <div class="breadcrumb-box">
                             <ol class="breadcrumb">
                                 <li class="breadcrumb-item">
-                                    <a class="text-dark" href="<?php echo home_url(); ?>"> <?php _e('首页' , 'kratos'); ?></a>
+                                    <a class="text-dark" href="<?php echo home_url(); ?>"> <?php _e('首页', 'kratos'); ?></a>
                                 </li>
                                 <?php
                                 $cat_id = get_the_category()[0]->term_id;
@@ -34,7 +36,7 @@ $select_col = $col_array[kratos_option('g_article_widgets', 'two_side')];
                                     $categoryURL = get_category_link($cat);
                                     $name = $cat_object->name;
                                     $cat_id = $cat_object->parent;
-                                    $add_link = '<li class="breadcrumb-item"> <a class="text-dark" href="'.$categoryURL.'">'.$name.'</a></li>';
+                                    $add_link = '<li class="breadcrumb-item"> <a class="text-dark" href="' . $categoryURL . '">' . $name . '</a></li>';
                                     $breadcrumb = substr_replace($breadcrumb, $add_link, 0, 0);
                                     if ($cat_id == 0) {
                                         $if_parent = FALSE;
@@ -42,27 +44,38 @@ $select_col = $col_array[kratos_option('g_article_widgets', 'two_side')];
                                 }
                                 echo $breadcrumb;
                                 ?>
-                                <li class="breadcrumb-item active" aria-current="page"> <?php _e('正文' , 'kratos'); ?></li>
+                                <li class="breadcrumb-item active" aria-current="page"> <?php _e('正文', 'kratos'); ?></li>
                             </ol>
                         </div>
                         <div class="header">
                             <h1 class="title"><?php the_title(); ?></h1>
                             <div class="meta">
-                            <span><?php echo get_the_date(); ?></span>
-                            <span ><?php echo get_post_views(); _e('点热度' , 'kratos'); ?></span>
-                            <span><?php if (get_post_meta($post->ID, 'love', true)) { echo get_post_meta($post->ID, 'love', true); } else {echo '0'; } _e('人点赞', 'kratos'); ?></span>
-                            <span><?php comments_number('0', '1', '%'); _e('条评论', 'kratos'); ?></span>
-                            <?php if (current_user_can('edit_posts')){ echo '<span>'; edit_post_link(__('编辑文章', 'kratos')); echo '</span>'; }; ?>
+                                <span><?php echo get_the_date(); ?></span>
+                                <span><?php echo get_post_views();
+                                        _e('点热度', 'kratos'); ?></span>
+                                <span><?php if (get_post_meta($post->ID, 'love', true)) {
+                                            echo get_post_meta($post->ID, 'love', true);
+                                        } else {
+                                            echo '0';
+                                        }
+                                        _e('人点赞', 'kratos'); ?></span>
+                                <span><?php comments_number('0', '1', '%');
+                                        _e('条评论', 'kratos'); ?></span>
+                                <?php if (current_user_can('edit_posts')) {
+                                    echo '<span>';
+                                    edit_post_link(__('编辑文章', 'kratos'));
+                                    echo '</span>';
+                                }; ?>
                             </div>
                         </div>
                         <div class="content" id="lightgallery">
                             <?php
-                            if(kratos_option('s_singletop',false)){
-                                if(kratos_option('s_singletop_links')){
-                                    echo '<a href="'. kratos_option('s_singletop_links') .'" target="_blank" rel="noreferrer">';
+                            if (kratos_option('s_singletop', false)) {
+                                if (kratos_option('s_singletop_url')) {
+                                    echo '<a href="' . kratos_option('s_singletop_url') . '" target="_blank" rel="noreferrer">';
                                 }
-                                echo '<img src="'.kratos_option('s_singletop_url').'">';
-                                if(kratos_option('s_singletop_links')){
+                                echo '<img src="' . kratos_option('s_singletop_img') . '">';
+                                if (kratos_option('s_singletop_url')) {
                                     echo '</a>';
                                 }
                             }
@@ -81,8 +94,8 @@ $select_col = $col_array[kratos_option('g_article_widgets', 'two_side')];
                                     'before' => '',
                                     'after' => '',
                                     'next_or_number' => 'number',
-                                    'link_before' =>'<span>',
-                                    'link_after'=>'</span>'
+                                    'link_before' => '<span>',
+                                    'link_after' => '</span>'
                                 )
                             );
                             wp_link_pages(
@@ -94,18 +107,18 @@ $select_col = $col_array[kratos_option('g_article_widgets', 'two_side')];
                                     'nextpagelink' => __('<span>下一页</span>', 'kratos')
                                 )
                             );
-                            if(kratos_option('s_singledown',false)){
-                                if(kratos_option('s_singledown_links')){
-                                    echo '<a href="'. kratos_option('s_singledown_links') .'" target="_blank" rel="noreferrer">';
+                            if (kratos_option('s_singledown', false)) {
+                                if (kratos_option('s_singledown_url')) {
+                                    echo '<a href="' . kratos_option('s_singledown_url') . '" target="_blank" rel="noreferrer">';
                                 }
-                                echo '<img src="'.kratos_option('s_singledown_url').'">';
-                                if(kratos_option('s_singledown_links')){
+                                echo '<img src="' . kratos_option('s_singledown_img') . '">';
+                                if (kratos_option('s_singledown_url')) {
                                     echo '</a>';
                                 }
                             }
                             ?>
                         </div>
-                        <?php if(kratos_option('g_cc_switch', false)){ 
+                        <?php if (kratos_option('g_cc_switch', false)) {
                             $cc_array = array(
                                 'one' => __('知识共享署名 4.0 国际许可协议', 'kratos'),
                                 'two' => __('知识共享署名-非商业性使用 4.0 国际许可协议', 'kratos'),
@@ -116,16 +129,20 @@ $select_col = $col_array[kratos_option('g_article_widgets', 'two_side')];
                             );
                             $select_cc = $cc_array[kratos_option('g_cc', 'one')];
                             echo '<div class="copyright"><span class="text-center">';
-                            printf( __( '本作品采用 %s 进行许可','kratos' ) , $select_cc );
+                            printf(__('本作品采用 %s 进行许可', 'kratos'), $select_cc);
                             echo '</span></div>';
                         } ?>
                         <div class="footer clearfix">
                             <div class="tags float-left">
-                                <span><?php _e('标签：' , 'kratos'); ?></span>
-                                <?php if ( get_the_tags() ) { the_tags('', ' ', ''); } else{ echo '<a>' . __( '暂无' , 'kratos') . '</a>';  }?>
+                                <span><?php _e('标签：', 'kratos'); ?></span>
+                                <?php if (get_the_tags()) {
+                                    the_tags('', ' ', '');
+                                } else {
+                                    echo '<a>' . __('暂无', 'kratos') . '</a>';
+                                } ?>
                             </div>
                             <div class="tool float-right d-none d-lg-block">
-                                <span><?php _e('最后更新：','kratos'); ?><?php the_modified_date(); ?></span>
+                                <span><?php _e('最后更新：', 'kratos'); ?><?php the_modified_date(); ?></span>
                             </div>
                         </div>
                     </div>
@@ -134,20 +151,20 @@ $select_col = $col_array[kratos_option('g_article_widgets', 'two_side')];
                 <nav class="navigation post-navigation clearfix" role="navigation">
                     <?php
                     $prev_post = get_previous_post(TRUE);
-                    if(!empty($prev_post)){
-                        echo '<div class="nav-previous clearfix"><a title="'.$prev_post->post_title .'" href="'.get_permalink($prev_post->ID).'">'. __('< 上一篇','kratos') .'</a></div>';
+                    if (!empty($prev_post)) {
+                        echo '<div class="nav-previous clearfix"><a title="' . $prev_post->post_title . '" href="' . get_permalink($prev_post->ID) . '">' . __('< 上一篇', 'kratos') . '</a></div>';
                     }
                     $next_post = get_next_post(TRUE);
-                    if(!empty($next_post)){
-                        echo '<div class="nav-next"><a title="'. $next_post->post_title .'" href="'. get_permalink($next_post->ID) .'">'. __('下一篇 >','kratos') .'</a></div>';
-                    }?>
+                    if (!empty($next_post)) {
+                        echo '<div class="nav-next"><a title="' . $next_post->post_title . '" href="' . get_permalink($next_post->ID) . '">' . __('下一篇 >', 'kratos') . '</a></div>';
+                    } ?>
                 </nav>
                 <?php comments_template(); ?>
             </div>
-            <?php if (kratos_option('g_article_widgets', 'two_side') == 'two_side'){ ?>
-            <div class="col-lg-4 sidebar sticky-sidebar d-none d-lg-block">
-                <?php dynamic_sidebar('single_sidebar'); ?>
-            </div>
+            <?php if (kratos_option('g_article_widgets', 'two_side') == 'two_side') { ?>
+                <div class="col-lg-4 sidebar sticky-sidebar d-none d-lg-block">
+                    <?php dynamic_sidebar('single_sidebar'); ?>
+                </div>
             <?php } ?>
         </div>
     </div>