feat:更新样式

src/router/index.js

@@ -29,10 +29,18 @@ function AllStack(props) {
       <Stack.Screen options={{
         title: '常用设备',
         headerLeft: headerLeft,
+        headerTitleStyle: {
+          flex: 1,
+          justifyContent: 'center'
+        },
       }} name="equiment" component={Equipment} />
       <Stack.Screen options={{
         title: '修改昵称',
         headerLeft: headerLeft,
+        headerTitleStyle: {
+          flex: 1,
+          justifyContent: 'center'
+        },
       }} name="changeNickname" component={ChangeNickname} />
     </Stack.Navigator>
   );