Force update the CSS

30 files changed, 30 insertions, 30 deletions

diff --git a/docs/en/cowboy/2.2/guide/constraints/index.html b/docs/en/cowboy/2.2/guide/constraints/index.html
index 120d3e48..7405b833 100644
--- a/docs/en/cowboy/2.2/guide/constraints/index.html
+++ b/docs/en/cowboy/2.2/guide/constraints/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Constraints</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/cookies/index.html b/docs/en/cowboy/2.2/guide/cookies/index.html
index 4c2a7a7d..5c682860 100644
--- a/docs/en/cowboy/2.2/guide/cookies/index.html
+++ b/docs/en/cowboy/2.2/guide/cookies/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Using cookies</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/erlang_web/index.html b/docs/en/cowboy/2.2/guide/erlang_web/index.html
index cf2fb25d..ebb6174f 100644
--- a/docs/en/cowboy/2.2/guide/erlang_web/index.html
+++ b/docs/en/cowboy/2.2/guide/erlang_web/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Erlang and the Web</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/flow_diagram/index.html b/docs/en/cowboy/2.2/guide/flow_diagram/index.html
index a1234a41..84505c22 100644
--- a/docs/en/cowboy/2.2/guide/flow_diagram/index.html
+++ b/docs/en/cowboy/2.2/guide/flow_diagram/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Flow diagram</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/getting_started/index.html b/docs/en/cowboy/2.2/guide/getting_started/index.html
index eb0e9f32..80d52c47 100644
--- a/docs/en/cowboy/2.2/guide/getting_started/index.html
+++ b/docs/en/cowboy/2.2/guide/getting_started/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Getting started</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/handlers/index.html b/docs/en/cowboy/2.2/guide/handlers/index.html
index 4af10791..3afcf92a 100644
--- a/docs/en/cowboy/2.2/guide/handlers/index.html
+++ b/docs/en/cowboy/2.2/guide/handlers/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Handlers</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/index.html b/docs/en/cowboy/2.2/guide/index.html
index eb37b7a4..8e9e8dff 100644
--- a/docs/en/cowboy/2.2/guide/index.html
+++ b/docs/en/cowboy/2.2/guide/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Cowboy User Guide</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/introduction/index.html b/docs/en/cowboy/2.2/guide/introduction/index.html
index fbae4605..82ac9f36 100644
--- a/docs/en/cowboy/2.2/guide/introduction/index.html
+++ b/docs/en/cowboy/2.2/guide/introduction/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Introduction</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/listeners/index.html b/docs/en/cowboy/2.2/guide/listeners/index.html
index f0791936..c445ce06 100644
--- a/docs/en/cowboy/2.2/guide/listeners/index.html
+++ b/docs/en/cowboy/2.2/guide/listeners/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Listeners</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/loop_handlers/index.html b/docs/en/cowboy/2.2/guide/loop_handlers/index.html
index fc3a5520..282581a3 100644
--- a/docs/en/cowboy/2.2/guide/loop_handlers/index.html
+++ b/docs/en/cowboy/2.2/guide/loop_handlers/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Loop handlers</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/middlewares/index.html b/docs/en/cowboy/2.2/guide/middlewares/index.html
index 00a01755..ee0edc31 100644
--- a/docs/en/cowboy/2.2/guide/middlewares/index.html
+++ b/docs/en/cowboy/2.2/guide/middlewares/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Middlewares</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/migrating_from_1.0/index.html b/docs/en/cowboy/2.2/guide/migrating_from_1.0/index.html
index e447ebfd..1228810c 100644
--- a/docs/en/cowboy/2.2/guide/migrating_from_1.0/index.html
+++ b/docs/en/cowboy/2.2/guide/migrating_from_1.0/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Migrating from Cowboy 1.0 to 2.0</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/migrating_from_2.0/index.html b/docs/en/cowboy/2.2/guide/migrating_from_2.0/index.html
index 4af4e203..dae82463 100644
--- a/docs/en/cowboy/2.2/guide/migrating_from_2.0/index.html
+++ b/docs/en/cowboy/2.2/guide/migrating_from_2.0/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Migrating from Cowboy 2.0 to 2.1</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/migrating_from_2.1/index.html b/docs/en/cowboy/2.2/guide/migrating_from_2.1/index.html
index 9709214d..62d00ae8 100644
--- a/docs/en/cowboy/2.2/guide/migrating_from_2.1/index.html
+++ b/docs/en/cowboy/2.2/guide/migrating_from_2.1/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Migrating from Cowboy 2.1 to 2.2</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/migrating_from_2.2/index.html b/docs/en/cowboy/2.2/guide/migrating_from_2.2/index.html
index 767b904d..18949119 100644
--- a/docs/en/cowboy/2.2/guide/migrating_from_2.2/index.html
+++ b/docs/en/cowboy/2.2/guide/migrating_from_2.2/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Changes since Cowboy 2.2</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/modern_web/index.html b/docs/en/cowboy/2.2/guide/modern_web/index.html
index 0fef4d71..fd461288 100644
--- a/docs/en/cowboy/2.2/guide/modern_web/index.html
+++ b/docs/en/cowboy/2.2/guide/modern_web/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: The modern Web</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/multipart/index.html b/docs/en/cowboy/2.2/guide/multipart/index.html
index d09134e4..1e38b817 100644
--- a/docs/en/cowboy/2.2/guide/multipart/index.html
+++ b/docs/en/cowboy/2.2/guide/multipart/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Multipart requests</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/req/index.html b/docs/en/cowboy/2.2/guide/req/index.html
index 1eb909ad..5f466e5b 100644
--- a/docs/en/cowboy/2.2/guide/req/index.html
+++ b/docs/en/cowboy/2.2/guide/req/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: The Req object</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/req_body/index.html b/docs/en/cowboy/2.2/guide/req_body/index.html
index 9c58ddcd..d6677edb 100644
--- a/docs/en/cowboy/2.2/guide/req_body/index.html
+++ b/docs/en/cowboy/2.2/guide/req_body/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Reading the request body</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/resource_design/index.html b/docs/en/cowboy/2.2/guide/resource_design/index.html
index 92bfa5a3..01447fb5 100644
--- a/docs/en/cowboy/2.2/guide/resource_design/index.html
+++ b/docs/en/cowboy/2.2/guide/resource_design/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Designing a resource handler</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/resp/index.html b/docs/en/cowboy/2.2/guide/resp/index.html
index d55eb6f1..2ad38c40 100644
--- a/docs/en/cowboy/2.2/guide/resp/index.html
+++ b/docs/en/cowboy/2.2/guide/resp/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Sending a response</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/rest_flowcharts/index.html b/docs/en/cowboy/2.2/guide/rest_flowcharts/index.html
index 9b5012f5..0496db5f 100644
--- a/docs/en/cowboy/2.2/guide/rest_flowcharts/index.html
+++ b/docs/en/cowboy/2.2/guide/rest_flowcharts/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: REST flowcharts</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/rest_handlers/index.html b/docs/en/cowboy/2.2/guide/rest_handlers/index.html
index a0a3d0b1..4c83fc1c 100644
--- a/docs/en/cowboy/2.2/guide/rest_handlers/index.html
+++ b/docs/en/cowboy/2.2/guide/rest_handlers/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: REST handlers</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/rest_principles/index.html b/docs/en/cowboy/2.2/guide/rest_principles/index.html
index 277ff4c7..34ec3366 100644
--- a/docs/en/cowboy/2.2/guide/rest_principles/index.html
+++ b/docs/en/cowboy/2.2/guide/rest_principles/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: REST principles</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/routing/index.html b/docs/en/cowboy/2.2/guide/routing/index.html
index fb0d0ab7..b0b06a50 100644
--- a/docs/en/cowboy/2.2/guide/routing/index.html
+++ b/docs/en/cowboy/2.2/guide/routing/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Routing</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/specs/index.html b/docs/en/cowboy/2.2/guide/specs/index.html
index 9938c2b1..8fedf01b 100644
--- a/docs/en/cowboy/2.2/guide/specs/index.html
+++ b/docs/en/cowboy/2.2/guide/specs/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: HTTP and other specifications</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/static_files/index.html b/docs/en/cowboy/2.2/guide/static_files/index.html
index 99f84402..c4c80cd7 100644
--- a/docs/en/cowboy/2.2/guide/static_files/index.html
+++ b/docs/en/cowboy/2.2/guide/static_files/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Static files</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/streams/index.html b/docs/en/cowboy/2.2/guide/streams/index.html
index 1ff52289..652210af 100644
--- a/docs/en/cowboy/2.2/guide/streams/index.html
+++ b/docs/en/cowboy/2.2/guide/streams/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Streams</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/ws_handlers/index.html b/docs/en/cowboy/2.2/guide/ws_handlers/index.html
index df94691a..6a40521e 100644
--- a/docs/en/cowboy/2.2/guide/ws_handlers/index.html
+++ b/docs/en/cowboy/2.2/guide/ws_handlers/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: Websocket handlers</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">
diff --git a/docs/en/cowboy/2.2/guide/ws_protocol/index.html b/docs/en/cowboy/2.2/guide/ws_protocol/index.html
index c25d5857..3f77bc47 100644
--- a/docs/en/cowboy/2.2/guide/ws_protocol/index.html
+++ b/docs/en/cowboy/2.2/guide/ws_protocol/index.html
@@ -10,7 +10,7 @@
     <title>Nine Nines: The Websocket protocol</title>
 
     <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'>
-    <link href="/css/99s.css?r=5" rel="stylesheet">
+    <link href="/css/99s.css?r=6" rel="stylesheet">
 
     <link rel="shortcut icon" href="/img/ico/favicon.ico">
     <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png">