minor frontend code tweaks

views/node-status.pug

@@ -165,7 +165,7 @@ block content
 
 			div(id="tab-json", class="tab-pane", role="tabpanel")
 
-				ul(class='nav nav-pills mb-3')
+				ul.nav.nav-pills.mb-3
 					li.nav-item
 						a(data-toggle="tab", href="#tab-getblockchaininfo", class="nav-link active", role="tab") getblockchaininfo
 					li.nav-item

views/peers.pug

@@ -42,7 +42,7 @@ block content
 					h2(class="h6 mb-0") Summary
 				div.card-body
 					div.row
-						div(class="col-md-6")
+						div.col-md-6
 							span(class="font-weight-bold") Top Versions
 							hr
 							table(class="table table-striped table-responsive-sm")
@@ -59,7 +59,7 @@ block content
 											td(class="data-cell text-monospace") #{item[0]}
 											td(class="data-cell text-monospace") #{item[1].toLocaleString()}
 
-						div(class="col-md-6")
+						div.col-md-6
 							span(class="font-weight-bold") Top Service Flags
 							hr
 							table(class="table table-striped table-responsive-sm")
@@ -142,14 +142,14 @@ block content
 				div(style="display: none;", id=("peerinfo_" + index), class="p-3")
 					h6 Peer Details
 					pre
-						code(class="json bg-light") #{JSON.stringify(item, null, 4)}
+						code.json.bg-light #{JSON.stringify(item, null, 4)}
 
 					if (peerIpSummary && peerIpSummary.detailsByIp && peerIpSummary.detailsByIp[item.addr.substring(0, item.addr.lastIndexOf(":"))])
 						hr
 
 						h6 IP Geo-Location Info
 						pre
-							code(class="json bg-light") #{JSON.stringify(peerIpSummary.detailsByIp[item.addr.substring(0, item.addr.lastIndexOf(":"))], null, 4)}
+							code.json.bg-light #{JSON.stringify(peerIpSummary.detailsByIp[item.addr.substring(0, item.addr.lastIndexOf(":"))], null, 4)}
 
 	
 block endOfBody

views/tx-stats.pug

@@ -9,7 +9,7 @@ block content
 
 	if (false)
 		pre
-			code(class="json bg-light") #{JSON.stringify(txStatResults, null, 4)}
+			code.json.bg-light #{JSON.stringify(txStatResults, null, 4)}
 
 	if (true)
 		if (false)