diff --git a/components/form/style/mixin.less b/components/form/style/mixin.less
index ae932699d..cdcf13469 100644
--- a/components/form/style/mixin.less
+++ b/components/form/style/mixin.less
@@ -10,16 +10,27 @@
   .@{ant-prefix}-input-affix-wrapper {
     &,
     &:hover {
-      background-color: @background-color;
       border-color: @border-color;
     }
 
-    &:focus {
+    &:focus,
+    &-focused {
       .active(@border-color);
     }
+  }
 
-    &:not([disabled]):hover {
-      border-color: @border-color;
+  .@{ant-prefix}-input {
+    &:not(&-disabled) {
+      background-color: @background-color;
+    }
+  }
+
+  .@{ant-prefix}-input-affix-wrapper {
+    &:not(&-disabled) {
+      background-color: @background-color;
+    }
+    input:focus {
+      box-shadow: none !important;
     }
   }
 
@@ -27,32 +38,12 @@
     .active(@border-color);
   }
 
-  // Input prefix
-  .@{ant-prefix}-input-affix-wrapper {
-    .@{ant-prefix}-input {
-      &,
-      &:hover {
-        background-color: @background-color;
-        border-color: @border-color;
-      }
-
-      &:focus {
-        .active(@border-color);
-      }
-    }
-
-    &:hover .@{ant-prefix}-input:not(.@{ant-prefix}-input-disabled) {
-      border-color: @border-color;
-    }
-  }
-
   .@{ant-prefix}-input-prefix {
     color: @text-color;
   }
 
   .@{ant-prefix}-input-group-addon {
     color: @text-color;
-    background-color: @background-color;
     border-color: @border-color;
   }