diff --git a/vignettes/v0_network.html b/vignettes/v0_network.html
index 135ed880..dc4425a2 100644
--- a/vignettes/v0_network.html
+++ b/vignettes/v0_network.html
@@ -200,7 +200,7 @@
 border-width: 1px;
 border-style: inset;
 line-height: 18px;
-padding: 5px 5px;
+padding: 5px;
 }
 table, table th, table td {
 border-left-style: none;
@@ -249,7 +249,7 @@
 }
 pre {
 border-radius: 3px;
-margin: 5px 0px 10px 0px;
+margin: 5px 0px 10px;
 padding: 10px;
 }
 pre:not([class]) {
@@ -268,7 +268,6 @@
 img {
 background-color: #FFFFFF;
 padding: 2px;
-border: 1px solid #DDDDDD;
 border-radius: 3px;
 border: 1px solid #CCCCCC;
 margin: 0 5px;
diff --git a/vignettes/v1_modelingvariancecomponents.html b/vignettes/v1_modelingvariancecomponents.html
index 34b115a6..ded7ba53 100644
--- a/vignettes/v1_modelingvariancecomponents.html
+++ b/vignettes/v1_modelingvariancecomponents.html
@@ -200,7 +200,7 @@
 border-width: 1px;
 border-style: inset;
 line-height: 18px;
-padding: 5px 5px;
+padding: 5px;
 }
 table, table th, table td {
 border-left-style: none;
@@ -249,7 +249,7 @@
 }
 pre {
 border-radius: 3px;
-margin: 5px 0px 10px 0px;
+margin: 5px 0px 10px;
 padding: 10px;
 }
 pre:not([class]) {
@@ -268,7 +268,6 @@
 img {
 background-color: #FFFFFF;
 padding: 2px;
-border: 1px solid #DDDDDD;
 border-radius: 3px;
 border: 1px solid #CCCCCC;
 margin: 0 5px;
diff --git a/vignettes/v4_validation.html b/vignettes/v4_validation.html
index b3e32994..0f619b64 100644
--- a/vignettes/v4_validation.html
+++ b/vignettes/v4_validation.html
@@ -200,7 +200,7 @@
 border-width: 1px;
 border-style: inset;
 line-height: 18px;
-padding: 5px 5px;
+padding: 5px;
 }
 table, table th, table td {
 border-left-style: none;
@@ -249,7 +249,7 @@
 }
 pre {
 border-radius: 3px;
-margin: 5px 0px 10px 0px;
+margin: 5px 0px 10px;
 padding: 10px;
 }
 pre:not([class]) {
@@ -268,7 +268,6 @@
 img {
 background-color: #FFFFFF;
 padding: 2px;
-border: 1px solid #DDDDDD;
 border-radius: 3px;
 border: 1px solid #CCCCCC;
 margin: 0 5px;