样式修复

src/components/app-form-item/app-form-item.less

@@ -3,15 +3,13 @@
   padding: 0 6px;
   .editor {
       height: 100%;
-      .ivu-form-item {
-        padding: 6px 10px 6px 0px;
       .ivu-form-item-content {
           height: 100%;
           min-height: 36px;
       }
   }
-  }
   .app-form-item-label {
+      line-height: 21px;
       padding: 6px 10px 6px 0px;
       overflow: hidden;
       text-overflow: ellipsis;