diff --git a/docs/cerulean/index.html b/docs/cerulean/index.html
index 3a9745fa..917e53d1 100644
--- a/docs/cerulean/index.html
+++ b/docs/cerulean/index.html
@@ -1485,7 +1485,7 @@
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-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
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             <div class="modal-header">
diff --git a/docs/cosmo/index.html b/docs/cosmo/index.html
index bf0adcb6..f5a58e97 100644
--- a/docs/cosmo/index.html
+++ b/docs/cosmo/index.html
@@ -1485,7 +1485,7 @@
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-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/cyborg/index.html b/docs/cyborg/index.html
index 2b322808..ec083134 100644
--- a/docs/cyborg/index.html
+++ b/docs/cyborg/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/darkly/index.html b/docs/darkly/index.html
index bf0587db..a06eaa69 100644
--- a/docs/darkly/index.html
+++ b/docs/darkly/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/default/index.html b/docs/default/index.html
index 595bdff6..ef13b01d 100644
--- a/docs/default/index.html
+++ b/docs/default/index.html
@@ -1482,7 +1482,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/flatly/index.html b/docs/flatly/index.html
index f1c69d5e..0fa32225 100644
--- a/docs/flatly/index.html
+++ b/docs/flatly/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/journal/index.html b/docs/journal/index.html
index 35f5a623..f9dfe2e5 100644
--- a/docs/journal/index.html
+++ b/docs/journal/index.html
@@ -1485,7 +1485,7 @@
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-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/litera/index.html b/docs/litera/index.html
index 8b0c9701..d4de188f 100644
--- a/docs/litera/index.html
+++ b/docs/litera/index.html
@@ -1485,7 +1485,7 @@
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-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/lumen/index.html b/docs/lumen/index.html
index b117737b..08398ba2 100644
--- a/docs/lumen/index.html
+++ b/docs/lumen/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/lux/index.html b/docs/lux/index.html
index 9cf2fc35..b13d92a0 100644
--- a/docs/lux/index.html
+++ b/docs/lux/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/materia/index.html b/docs/materia/index.html
index 32e5cbf6..63158d63 100644
--- a/docs/materia/index.html
+++ b/docs/materia/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/minty/index.html b/docs/minty/index.html
index ff5db2e3..3ceb3594 100644
--- a/docs/minty/index.html
+++ b/docs/minty/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/pulse/index.html b/docs/pulse/index.html
index 481d093e..9d7b342c 100644
--- a/docs/pulse/index.html
+++ b/docs/pulse/index.html
@@ -1485,7 +1485,7 @@
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-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
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           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/sandstone/index.html b/docs/sandstone/index.html
index 07a29b46..370dcbc9 100644
--- a/docs/sandstone/index.html
+++ b/docs/sandstone/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/simplex/index.html b/docs/simplex/index.html
index 3d89ac40..d2766a5c 100644
--- a/docs/simplex/index.html
+++ b/docs/simplex/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/sketchy/index.html b/docs/sketchy/index.html
index 5304fef5..1b6163d1 100644
--- a/docs/sketchy/index.html
+++ b/docs/sketchy/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/slate/index.html b/docs/slate/index.html
index 0fa5ac73..9c0fa709 100644
--- a/docs/slate/index.html
+++ b/docs/slate/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/solar/index.html b/docs/solar/index.html
index c54d1835..c84e598e 100644
--- a/docs/solar/index.html
+++ b/docs/solar/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/spacelab/index.html b/docs/spacelab/index.html
index a2ae7456..719ae93c 100644
--- a/docs/spacelab/index.html
+++ b/docs/spacelab/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/superhero/index.html b/docs/superhero/index.html
index 5abd782d..f21e2c5c 100644
--- a/docs/superhero/index.html
+++ b/docs/superhero/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/united/index.html b/docs/united/index.html
index c613667f..f53d19d4 100644
--- a/docs/united/index.html
+++ b/docs/united/index.html
@@ -1485,7 +1485,7 @@
         </div>
       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">
diff --git a/docs/yeti/index.html b/docs/yeti/index.html
index c16bfbfb..62ccd57a 100644
--- a/docs/yeti/index.html
+++ b/docs/yeti/index.html
@@ -1485,7 +1485,7 @@
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       </div>
 
-      <div id="source-modal" class="modal fade">
+      <div id="source-modal" class="modal fade" tabindex='-1'>
         <div class="modal-dialog modal-lg">
           <div class="modal-content">
             <div class="modal-header">