diff --git a/docs/stylesheets/extra.css b/docs/stylesheets/extra.css
index 7c9b4d0..38c17a0 100644
--- a/docs/stylesheets/extra.css
+++ b/docs/stylesheets/extra.css
@@ -1,5 +1,5 @@
 :root {
-    --md-text-font: 'Maple Mono NF CN', system-ui, -apple-system, 'Roboto', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Segoe UI', Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
+    --md-text-font: system-ui, -apple-system, 'Roboto', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Segoe UI', Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
     --md-code-font: 'SF Mono';
     --md-primary-fg-color--light: hsl(0, 0%, 100%, 0.33);
     --md-default-bg-color--light: #ffffff;
@@ -31,10 +31,7 @@
 }
 
 /* 字体 */
-@import url("https://fontsapi.zeoseven.com/442/main/result.css");
-
 body {
-    font-family: "Maple Mono NF CN";
     font-weight: normal;
 }
 
@@ -364,6 +361,7 @@ body {
     color: #000 !important;
     background: #f7f7f7 !important;
     box-shadow: var(--md-shadow-z2);
+    font-size: 14px !important;
 }
 
 [data-md-color-scheme="slate"] [data-termynal] {
diff --git a/docs/use/index.md b/docs/use/index.md
index 25f4b4e..8bb4822 100644
--- a/docs/use/index.md
+++ b/docs/use/index.md
@@ -186,7 +186,7 @@ hide:
 
     !!! quote ""
 
-        此报错是因为系统没有安装 `curl` 软件包，下面是安装命令
+        此报错是由于系统没有安装 `curl` 软件包导致，安装命令如下
 
         === "Debian 系 / openKylin"
 
@@ -292,10 +292,20 @@ hide:
 
         === "Debian 系 / openKylin"
 
-            ``` bash
-            cp -rf /etc/apt/sources.list.bak /etc/apt/sources.list
-            apt-get update
-            ```
+            === "传统格式"
+
+                ``` bash
+                cp -rf /etc/apt/sources.list.bak /etc/apt/sources.list
+                apt-get update
+                ```
+
+            === "DEB822 格式"
+
+                ``` bash
+                system_name="$(lsb_release -is | tr '[:upper:]' '[:lower:]')"
+                cp -rf "/etc/apt/sources.list.d/${system_name}.sources.bak" "/etc/apt/sources.list.d/${system_name}.sources"
+                apt-get update
+                ```
 
             > `Debian`   `Ubuntu`   `Kali`   `Linux Mint`   `Deepin`   `Zorin OS`   `Armbian`   `Proxmox VE`   `Raspberry Pi OS`   `openKylin`