fix: 增加内边距

package.json

 {
   "name": "panda-xform",
-  "version": "4.2.4",
-  "description": "4.2.4 样式修改",
+  "version": "4.2.5",
+  "description": "4.2.5 增加内边距",
   "keywords": [
     "panda-xform"
   ],

src/main.less

@@ -13,6 +13,7 @@ body #app {
 .pandaXform {
   width: 100%;
   height: 100%;
+  padding: 10px;
   background: white;
   .fr-generator-container .left-layout {
     padding: 10px 0 0 0;