diff --git a/components/auto-complete/style/index.less b/components/auto-complete/style/index.less
index ac8cd7ec87..18304d24ce 100644
--- a/components/auto-complete/style/index.less
+++ b/components/auto-complete/style/index.less
@@ -19,8 +19,8 @@
           line-height: @input-height-base;
         }
         &__placeholder {
-          margin-left: (@input-padding-horizontal + 1px);
-          margin-right: (@input-padding-horizontal + 1px);
+          margin-left: (@input-padding-horizontal-base + 1px);
+          margin-right: (@input-padding-horizontal-base + 1px);
         }
 
         &--single {
diff --git a/components/form/style/index.less b/components/form/style/index.less
index da37438aa6..cdcd45c0e9 100644
--- a/components/form/style/index.less
+++ b/components/form/style/index.less
@@ -285,7 +285,8 @@ form {
 // Form layout
 //== Vertical Form
 .make-vertical-layout() {
-  padding: 0 0 8px;
+  padding: @form-vertical-label-padding;
+  margin: @form-vertical-label-margin;
   display: block;
   text-align: left;
   line-height: @line-height-base;
diff --git a/components/input/style/mixin.less b/components/input/style/mixin.less
index 95a3c58200..d465800d5b 100644
--- a/components/input/style/mixin.less
+++ b/components/input/style/mixin.less
@@ -5,12 +5,12 @@
 
 // size mixins for input
 .input-lg() {
-  padding: @input-padding-vertical-lg @input-padding-horizontal;
+  padding: @input-padding-vertical-lg @input-padding-horizontal-lg;
   height: @input-height-lg;
 }
 
 .input-sm() {
-  padding: @input-padding-vertical-sm @input-padding-horizontal;
+  padding: @input-padding-vertical-sm @input-padding-horizontal-sm;
   height: @input-height-sm;
 }
 
@@ -41,7 +41,7 @@
 .input() {
   position: relative;
   display: inline-block;
-  padding: @input-padding-vertical-base @input-padding-horizontal;
+  padding: @input-padding-vertical-base @input-padding-horizontal-base;
   width: 100%;
   height: @input-height-base;
   font-size: @font-size-base;
@@ -137,7 +137,7 @@
   }
 
   &-addon {
-    padding: @input-padding-vertical-base @input-padding-horizontal;
+    padding: @input-padding-vertical-base @input-padding-horizontal-base;
     font-size: @font-size-base;
     font-weight: normal;
     line-height: 1;
@@ -151,7 +151,7 @@
 
     // Reset Select's style in addon
     .@{ant-prefix}-select {
-      margin: -(@input-padding-vertical-base + 1px) (-@input-padding-horizontal);  // lesshint spaceAroundOperator: false
+      margin: -(@input-padding-vertical-base + 1px) (-@input-padding-horizontal-base);  // lesshint spaceAroundOperator: false
 
       .@{ant-prefix}-select-selection {
         background-color: inherit;
@@ -328,18 +328,18 @@
   }
 
   .@{inputClass}-prefix {
-    left: @input-padding-horizontal;
+    left: @input-padding-horizontal-base;
   }
 
   .@{inputClass}-suffix {
-    right: @input-padding-horizontal;
+    right: @input-padding-horizontal-base;
   }
 
   .@{inputClass}:not(:first-child) {
-    padding-left: @input-padding-horizontal + @input-affix-width;
+    padding-left: @input-padding-horizontal-base + @input-affix-width;
   }
 
   .@{inputClass}:not(:last-child) {
-    padding-right: @input-padding-horizontal + @input-affix-width;
+    padding-right: @input-padding-horizontal-base + @input-affix-width;
   }
 }
diff --git a/components/style/themes/default.less b/components/style/themes/default.less
index 6e1e7b27ca..3179e6806c 100644
--- a/components/style/themes/default.less
+++ b/components/style/themes/default.less
@@ -218,23 +218,28 @@
 @label-color                 : @heading-color;
 @form-item-margin-bottom     : 24px;
 @form-item-trailing-colon    : true;
+@form-vertical-label-padding : 0 0 8px;
+@form-vertical-label-margin  : 0;
 
 // Input
 // ---
-@input-height-base           : 28px;
-@input-height-lg             : 32px;
-@input-height-sm             : 22px;
-@input-padding-horizontal    : 7px;
-@input-padding-vertical-base : 4px;
-@input-padding-vertical-sm   : 1px;
-@input-padding-vertical-lg   : 6px;
-@input-placeholder-color     : hsv(0, 0, 75%);
-@input-color                 : @text-color;
-@input-border-color          : @border-color-base;
-@input-bg                    : #fff;
-@input-addon-bg              : #eee;
-@input-hover-border-color    : @primary-color;
-@input-disabled-bg           : @disabled-bg;
+@input-height-base               : 28px;
+@input-height-lg                 : 32px;
+@input-height-sm                 : 22px;
+@input-padding-horizontal        : 7px;
+@input-padding-horizontal-base   : @input-padding-horizontal;
+@input-padding-horizontal-sm     : @input-padding-horizontal;
+@input-padding-horizontal-lg     : @input-padding-horizontal;
+@input-padding-vertical-base     : 4px;
+@input-padding-vertical-sm       : 1px;
+@input-padding-vertical-lg       : 6px;
+@input-placeholder-color         : hsv(0, 0, 75%);
+@input-color                     : @text-color;
+@input-border-color              : @border-color-base;
+@input-bg                        : #fff;
+@input-addon-bg                  : #eee;
+@input-hover-border-color        : @primary-color;
+@input-disabled-bg               : @disabled-bg;
 
 // Tooltip
 // ---