diff --git a/js/config.js b/js/config.js
index e65b5e7..be6b36b 100644
--- a/js/config.js
+++ b/js/config.js
@@ -16,7 +16,8 @@ var INPUTS_CONFIG = {
       "left": 100,
       "top": 218.4,
       "fontWeight": 700,
-      "placeholder": "请输入"
+      "placeholder": "请输入",
+      "isLocked": false     // true=锁定位置（不可拖动，仍可编辑）, false=自由拖动
     },
     {
       "id": "input2",
@@ -24,7 +25,8 @@ var INPUTS_CONFIG = {
       "left": 100,
       "top": 261.4,
       "fontWeight": 700,
-      "placeholder": "请输入"
+      "placeholder": "请输入",
+      "isLocked": false     // true=锁定位置（不可拖动，仍可编辑）, false=自由拖动
     },
     {
       "id": "input3",
@@ -32,7 +34,8 @@ var INPUTS_CONFIG = {
       "left": 100,
       "top": 308.1,
       "fontWeight": 700,
-      "placeholder": "请输入"
+      "placeholder": "请输入",
+      "isLocked": false     // true=锁定位置（不可拖动，仍可编辑）, false=自由拖动
     }
   ]
 };
diff --git a/js/script.js b/js/script.js
index 705ae47..e5095ec 100644
--- a/js/script.js
+++ b/js/script.js
@@ -274,6 +274,10 @@
                     el.style.top = cfg.top + 'px';
                     if (cfg.fontWeight) el.style.fontWeight = cfg.fontWeight;
                     if (cfg.placeholder) el.dataset.placeholder = cfg.placeholder;
+                    if (cfg.isLocked) {
+                        el.classList.add('locked');
+                        el.dataset.locked = 'true';
+                    }
                 }
             });
         }