diff --git a/src/main/java/org/jcnc/jnotepad/controller/event/handler/menuBar/RenameFile.java b/src/main/java/org/jcnc/jnotepad/controller/event/handler/menuBar/RenameFile.java
index e75e66f..95e27b8 100644
--- a/src/main/java/org/jcnc/jnotepad/controller/event/handler/menuBar/RenameFile.java
+++ b/src/main/java/org/jcnc/jnotepad/controller/event/handler/menuBar/RenameFile.java
@@ -56,8 +56,7 @@ public class RenameFile implements EventHandler<ActionEvent> {
         // 如果当前不是关联文件则重命名标签页
         else {
             TextField textField = new TextField(jnotepadtab.getText());
-            // 设置文本框尺寸
-            textField.setPrefSize(120, 12);
+            textField.getStyleClass().add("tab-title-editable");
             // 清空标签页名称
             jnotepadtab.setText("");
             // 监听 Enter 键，完成编辑
@@ -83,6 +82,9 @@ public class RenameFile implements EventHandler<ActionEvent> {
             jnotepadtab.setClosable(false);
             // 设置 TextField 作为标签页的图形
             jnotepadtab.setGraphic(textField);
+            // 默认获取焦点并选中所有文字
+            textField.requestFocus();
+            textField.selectAll();
 
         }
     }
diff --git a/src/main/resources/css/styles.css b/src/main/resources/css/styles.css
index 695b475..a0db8d3 100644
--- a/src/main/resources/css/styles.css
+++ b/src/main/resources/css/styles.css
@@ -24,4 +24,13 @@
 .main-text-area {
     -fx-border-color: white;
     -fx-background-color: white;
+}
+
+/* tab修改标签样式 */
+.tab-title-editable {
+    -fx-fx-border-width: 0;
+    -fx-max-width: 80px;
+    -fx-max-height: 30px;
+    -fx-font-size: 14px;
+    -fx-padding: 2px 2px 2px 2px;
 }
\ No newline at end of file