diff --git a/README.md b/README.md
index 181a0a3..7c5b4c2 100644
--- a/README.md
+++ b/README.md
@@ -76,19 +76,19 @@ Markdown 文档自动即时渲染为微信图文，让你不再为微信文章
 示例代码：
 
 ```js
-const { file, util, okCb, errCb } = CUSTOM_ARG;
-const param = new FormData();
-param.append(`file`, file);
+const { file, util, okCb, errCb } = CUSTOM_ARG
+const param = new FormData()
+param.append(`file`, file)
 util.axios
   .post(`http://127.0.0.1:9000/upload`, param, {
-    headers: { "Content-Type": `multipart/form-data` },
+    headers: { 'Content-Type': `multipart/form-data` },
   })
   .then((res) => {
-    okCb(res.url);
+    okCb(res.url)
   })
   .catch((err) => {
-    errCb(err);
-  });
+    errCb(err)
+  })
 
 // 提供的可用参数:
 // CUSTOM_ARG = {
diff --git a/src/components/CodemirrorEditor/PostSlider.vue b/src/components/CodemirrorEditor/PostSlider.vue
index 761aa45..03b9c74 100644
--- a/src/components/CodemirrorEditor/PostSlider.vue
+++ b/src/components/CodemirrorEditor/PostSlider.vue
@@ -90,9 +90,10 @@ function delPost() {
         :key="post.title"
         href="#"
         :class="{
-          'bg-primary text-primary-foreground': store.currentPostIndex === index,
+          'bg-primary text-primary-foreground shadow-lg border-2 border-primary': store.currentPostIndex === index,
+          'dark:bg-primary-dark dark:text-primary-foreground-dark dark:border-primary-dark': store.currentPostIndex === index,
         }"
-        class="hover:bg-primary/90 hover:text-primary-foreground dark:bg-muted dark:hover:bg-muted h-8 w-full inline-flex items-center justify-start gap-2 whitespace-nowrap rounded px-2 text-sm transition-colors dark:text-white dark:hover:text-white"
+        class="hover:bg-primary/90 hover:text-primary-foreground dark:bg-muted dark:hover:bg-muted dark:hover:border-primary-dark h-8 w-full inline-flex items-center justify-start gap-2 whitespace-nowrap rounded px-2 text-sm transition-colors dark:text-white dark:hover:text-white"
         @click="store.currentPostIndex = index"
       >
         <span class="line-clamp-1">{{ post.title }}</span>