diff --git a/dolphinscheduler-ui/src/js/conf/home/pages/dag/_source/formModel/formModel.scss b/dolphinscheduler-ui/src/js/conf/home/pages/dag/_source/formModel/formModel.scss
index d79f7cf1e3678690348e2c30bf7f9bce01c60289..4ff63c96816c3a3de136468105b1901d16b0550f 100644
--- a/dolphinscheduler-ui/src/js/conf/home/pages/dag/_source/formModel/formModel.scss
+++ b/dolphinscheduler-ui/src/js/conf/home/pages/dag/_source/formModel/formModel.scss
@@ -90,6 +90,7 @@
       width: 130px;
       text-align: right;
       margin-right: 8px;
+      flex-shrink: 0;
       >span {
         font-size: 14px;
         color: #777;
@@ -99,6 +100,7 @@
     }
     .cont-box {
       flex: 1;
+      max-width: calc(100% - 138px);
       .label-box {
         width: 100%;
       }