diff --git a/spug_web/src/pages/system/setting/KeySetting.js b/spug_web/src/pages/system/setting/KeySetting.js
index d8ecdd6..a38bbec 100644
--- a/spug_web/src/pages/system/setting/KeySetting.js
+++ b/spug_web/src/pages/system/setting/KeySetting.js
@@ -55,6 +55,7 @@ export default observer(function () {
           <Input.TextArea
             rows={7}
             spellCheck={false}
+            className={styles.keyText}
             value={store.settings.public_key}
             onChange={e => store.settings.public_key = e.target.value}
             placeholder="请输入公钥"/>
@@ -63,6 +64,7 @@ export default observer(function () {
           <Input.TextArea
             rows={14}
             spellCheck={false}
+            className={styles.keyText}
             value={store.settings.private_key}
             onChange={e => store.settings.private_key = e.target.value}
             placeholder="请输入私钥"/>
diff --git a/spug_web/src/pages/system/setting/index.module.css b/spug_web/src/pages/system/setting/index.module.css
index 1077a2d..c6b5c27 100644
--- a/spug_web/src/pages/system/setting/index.module.css
+++ b/spug_web/src/pages/system/setting/index.module.css
@@ -24,4 +24,8 @@
 
 .form {
     max-width: 320px;
+}
+
+.keyText {
+    font-family: "Bitstream Vera Sans Mono", Monaco, "Courier New", Courier, monospace;
 }
\ No newline at end of file