1 files changed, 16 insertions, 2 deletions
diff --git a/docutils/writers/html4css1/html4css1.css b/docutils/writers/html4css1/html4css1.css
index cd5ee8c17..e896f90de 100644
--- a/docutils/writers/html4css1/html4css1.css
+++ b/docutils/writers/html4css1/html4css1.css
@@ -160,12 +160,12 @@ h2.subtitle {
 hr.docutils {
   width: 75% }
 
-img.align-left, .figure.align-left, object.align-left {
+img.align-left, .figure.align-left, object.align-left, table.align-left {
   clear: left ;
   float: left ;
   margin-right: 1em }
 
-img.align-right, .figure.align-right, object.align-right {
+img.align-right, .figure.align-right, object.align-right, table.align-right {
   clear: right ;
   float: right ;
   margin-left: 1em }
@@ -176,6 +176,11 @@ img.align-center, .figure.align-center, object.align-center {
   margin-right: auto;
 }
 
+table.align-center {
+  margin-left: auto;
+  margin-right: auto;
+}
+
 .align-left {
   text-align: left }
 
@@ -193,6 +198,15 @@ div.align-right {
 /* div.align-center * { */
 /*   text-align: left } */
 
+.align-top    {
+  vertical-align: top }
+
+.align-middle {
+  vertical-align: middle }
+
+.align-bottom {
+  vertical-align: bottom }
+
 ol.simple, ul.simple {
   margin-bottom: 1em }