diff --git a/src/steps/form/index.less b/src/steps/form/index.less
index 05534b25084855dd65e50d94e116b54b0f45dee8..15c3ba7e12390740030216d5ab3b0714b4da19d4 100644
--- a/src/steps/form/index.less
+++ b/src/steps/form/index.less
@@ -3,7 +3,7 @@
 .ccms-antd-mini-form-group {
   margin-bottom: 0 !important;
 
-  &> :global(.ant-form-item-label) {
+  & > :global(.ant-form-item-label) {
     flex: 0 0 auto !important;
     width: calc(100% + 16px) !important;
     max-width: calc(100% + 16px) !important;
@@ -12,7 +12,7 @@
     background-color: #00000008 !important;
   }
 
-  &> :global(.ant-form-item-control) {
+  & > :global(.ant-form-item-control) {
     max-width: calc(100% + 16px) !important;
     margin-right: -8px !important;
     margin-left: -8px !important;
@@ -20,7 +20,7 @@
     background-color: #00000004 !important;
   }
 
-  &> :global(.ant-form-item-control):first-child {
+  & > :global(.ant-form-item-control):first-child {
     padding-top: 0 !important;
     background-color: #0000 !important;
   }
@@ -33,9 +33,9 @@
 }
 
 .ccms-antd-mini-form-form {
-  &> :global(.ant-form-item-control) {
-    &> :global(.ant-form-item-control-input) {
-      &> :global(.ant-form-item-control-input-content) {
+  & > :global(.ant-form-item-control) {
+    & > :global(.ant-form-item-control-input) {
+      & > :global(.ant-form-item-control-input-content) {
         min-height: 24px !important;
       }
     }
@@ -53,16 +53,12 @@
 }
 
 .form-col {
-  margin-bottom: 0;
-  flex-direction: row;
   position: relative;
-  max-width: 100%;
-  min-height: 1px;
   flex: 0 0 100%;
   flex-direction: row;
   max-width: 100%;
   min-height: 1px;
-  margin-bottom: 15px;
+  margin-bottom: 0;
 }
 
 .ant-collapse-header-text {