Remove empty class and role attr

production/calendar.html

@@ -172,7 +172,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/chartjs.html

@@ -169,7 +169,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/chartjs2.html

@@ -169,7 +169,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/contacts.html

@@ -169,7 +169,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/e_commerce.html

@@ -171,7 +171,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/echarts.html

@@ -169,7 +169,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/fixed_footer.html

@@ -171,7 +171,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/fixed_sidebar.html

@@ -171,7 +171,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/form.html

@@ -179,7 +179,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>

production/form_advanced.html

@@ -177,7 +177,7 @@
         <!-- top navigation -->
         <div class="top_nav">
           <div class="nav_menu">
-            <nav class="" role="navigation">
+            <nav>
               <div class="nav toggle">
                 <a id="menu_toggle"><i class="fa fa-bars"></i></a>
               </div>