diff --git a/components/table/style/index.less b/components/table/style/index.less
index a3c4b38994..d61fef31ea 100644
--- a/components/table/style/index.less
+++ b/components/table/style/index.less
@@ -23,8 +23,7 @@
 
   table {
     width: 100%;
-    border-collapse: separate;
-    border-spacing: 0;
+    border-collapse: collapse;
     text-align: left;
     border-radius: @border-radius-base @border-radius-base 0 0;
   }
@@ -301,8 +300,6 @@
     .@{table-prefix-cls}-fixed-left table,
     .@{table-prefix-cls}-fixed-right table {
       border: @border-width-base @border-style-base @border-color-split;
-      border-right: 0;
-      border-bottom: 0;
     }
 
     &.@{table-prefix-cls}-empty {
@@ -313,23 +310,10 @@
     }
 
     &.@{table-prefix-cls}-fixed-header {
-      .@{table-prefix-cls}-header > table {
-        border-bottom: 0;
-      }
-
       .@{table-prefix-cls}-body > table {
-        border-top: 0;
         border-top-left-radius: 0;
         border-top-right-radius: 0;
       }
-
-      .@{table-prefix-cls}-body-inner > table {
-        border-top: 0;
-      }
-
-      .@{table-prefix-cls}-placeholder {
-        border: 0;
-      }
     }
 
     .@{table-prefix-cls}-thead > tr:not(:last-child) > th {
diff --git a/components/table/style/size.less b/components/table/style/size.less
index 1bbe6e4a3f..485ccb03d9 100644
--- a/components/table/style/size.less
+++ b/components/table/style/size.less
@@ -22,8 +22,13 @@
 
 .@{table-prefix-cls}-small {
   border: @border-width-base @border-style-base @border-color-split;
+  padding: 0 @table-padding-horizontal/2;
   border-radius: @border-radius-base;
 
+  &.@{table-prefix-cls}-fixed-header {
+    padding: 0;
+  }
+
   > .@{table-prefix-cls}-title,
   > .@{table-prefix-cls}-footer {
     padding: @table-padding-vertical/2 @table-padding-horizontal/2;
@@ -44,7 +49,6 @@
     > .@{table-prefix-cls}-fixed-left > .@{table-prefix-cls}-body-outer > .@{table-prefix-cls}-body-inner > table,
     > .@{table-prefix-cls}-fixed-right > .@{table-prefix-cls}-body-outer > .@{table-prefix-cls}-body-inner > table {
       border: 0;
-      padding: 0 @table-padding-horizontal/2;
       > .@{table-prefix-cls}-thead > tr > th,
       > .@{table-prefix-cls}-tbody > tr > td {
         padding: @table-padding-vertical/2 @table-padding-horizontal/2;