fix: 样式初始化

package.json

 {
   "name": "panda-xform",
-  "version": "4.2.7",
-  "description": "4.2.7 位置调整",
+  "version": "4.2.8",
+  "description": "4.2.8 样式初始化",
   "keywords": [
     "panda-xform"
   ],

src/main.less

@@ -12,7 +12,7 @@ body #app {
 
 .pandaXform {
   width: 100%;
-  height: 100%;
+  padding: 10px;
   background: white;
   .fr-generator-container .left-layout {
     padding: 10px 0 0 0;
@@ -33,24 +33,6 @@ body #app {
     height: 100%;
     .@{ant-prefix}-spin-container {
       height: 100%;
-      padding: 10px;
-      overflow: auto;
-      &::-webkit-scrollbar {
-        width: 6px;
-        /*竖向滚动条的宽度*/
-        height: 6px;
-        /*横向滚动条的高度*/
-      }
-      &::-webkit-scrollbar-thumb {
-        /*滚动条里面的小方块*/
-        background: #c8c8c8;
-        border-radius: 3px;
-      }
-      &::-webkit-scrollbar-track {
-        /*滚动条轨道的样式*/
-        background: #fff;
-        border-radius: 3px;
-      }
     }
   }
   .@{ant-prefix}-spin-spinning {