diff --git a/themes/bootstrap/scss/_common.scss b/themes/bootstrap/scss/_common.scss
index e1ac1ecb95..d2c43f8e45 100644
--- a/themes/bootstrap/scss/_common.scss
+++ b/themes/bootstrap/scss/_common.scss
@@ -2245,7 +2245,6 @@ table#index_columns {
       padding-#{$left}: 0.5em;
       text-align: $left;
       vertical-align: top;
-      width: 40%;
       background: transparent;
       filter: none;
       border-top: 1px $bg-two solid;
diff --git a/themes/metro/scss/_common.scss b/themes/metro/scss/_common.scss
index fa802fe008..8543b86f9f 100644
--- a/themes/metro/scss/_common.scss
+++ b/themes/metro/scss/_common.scss
@@ -2334,7 +2334,6 @@ table#index_columns {
     padding-#{$left}: 0.5em;
     text-align: $left;
     vertical-align: top;
-    width: 40%;
   }
 
   .doc {
diff --git a/themes/original/scss/_common.scss b/themes/original/scss/_common.scss
index 3096ecaf1d..f5abb5488c 100644
--- a/themes/original/scss/_common.scss
+++ b/themes/original/scss/_common.scss
@@ -1864,7 +1864,6 @@ table#index_columns {
       padding: 0.3em 0.3em 0.3em 0.5em;
       text-align: $left;
       vertical-align: top;
-      width: 40%;
       background: transparent;
     }
 
diff --git a/themes/pmahomme/scss/_common.scss b/themes/pmahomme/scss/_common.scss
index 3d133242b8..4fd863c23b 100644
--- a/themes/pmahomme/scss/_common.scss
+++ b/themes/pmahomme/scss/_common.scss
@@ -2268,7 +2268,6 @@ table#index_columns {
       padding-#{$left}: 0.5em;
       text-align: $left;
       vertical-align: top;
-      width: 40%;
       background: transparent;
       filter: none;
       border-top: 1px $bg-two solid;