diff --git a/plugins/themes/default/styles/helpers.less b/plugins/themes/default/styles/helpers.less
index 317c0f05fef..8136ebef7d5 100644
--- a/plugins/themes/default/styles/helpers.less
+++ b/plugins/themes/default/styles/helpers.less
@@ -8,103 +8,103 @@
  * @brief Helper classes and reusable components
  */
 
- //
- // A horizontal navigation list
- //
- // This component is applied to the hierarchical unordered navigation lists. It
- // supports nested lists that will be displayed on hover/focus.
- //
- // <ul class="pkp_nav_list">
- //   <li class="has-submenu">
- //     <a href="#">1</a>
- //     <ul>
- //       <li>
- //         <a href="#">1-a</a>
- //       </li>
- //     </ul>
- //   </li>
- // </ul>
- //
- .pkp_nav_list {
- 	margin: 0;
- 	padding: 0;
- 	list-style: none;
+//
+// A horizontal navigation list
+//
+// This component is applied to the hierarchical unordered navigation lists. It
+// supports nested lists that will be displayed on hover/focus.
+//
+// <ul class="pkp_nav_list">
+//   <li class="has-submenu">
+//     <a href="#">1</a>
+//     <ul>
+//       <li>
+//         <a href="#">1-a</a>
+//       </li>
+//     </ul>
+//   </li>
+// </ul>
+//
+.pkp_nav_list {
+	margin: 0;
+	padding: 0;
+	list-style: none;
 
- 	li {
- 		position: relative;
- 		display: inline-block;
- 	}
+	li {
+		position: relative;
+		display: inline-block;
+	}
 
- 	a {
- 		display: block;
- 		padding-left: 1em;
- 		padding-right: 1em;
- 		text-decoration: none;
- 		padding-top: @half;
- 		padding-bottom: @half;
+	a {
+		display: block;
+		padding-left: 1em;
+		padding-right: 1em;
+		text-decoration: none;
+		padding-top: @half;
+		padding-bottom: @half;
 
- 		&:hover,
- 		&:focus {
- 			color: @primary;
- 		}
- 	}
+		&:hover,
+		&:focus {
+			color: @primary;
+		}
+	}
 
- 	ul {
- 		position: absolute;
- 		top: 100%;
- 		left: -9999px;
- 		z-index: 1000;
- 		width: 15em;
-        margin: 0;
- 		padding: 0;
- 		background: @primary-lift;
+	ul {
+		position: absolute;
+		top: 100%;
+		left: -9999px;
+		z-index: 1000;
+		width: 15em;
+    margin: 0;
+		padding: 0;
+		background: @primary-lift;
 
- 		li {
- 			display: block;
- 		}
+		li {
+			display: block;
+		}
 
- 		ul {
- 			top: 0;
- 			background: @primary-lift;
- 			border-left: 4px solid @primary;
- 		}
+		ul {
+			top: 0;
+			background: @primary-lift;
+			border-left: 4px solid @primary;
+		}
 
- 		a:hover,
- 		a:focus {
- 			background: @primary;
- 		}
+		a:hover,
+		a:focus {
+			background: @primary;
+		}
 
- 		li:hover > ul,
- 		li:focus > ul,
- 		li.in_focus > ul {
- 			left: 100%;
- 		}
- 	}
+		li:hover > ul,
+		li:focus > ul,
+		li.in_focus > ul {
+			left: 100%;
+		}
+	}
 
- 	li:hover > ul,
- 	li:focus > ul,
- 	li.in_focus > ul {
- 		left: 0;
- 	}
+	li:hover > ul,
+	li:focus > ul,
+	li.in_focus > ul {
+		left: 0;
+	}
 
- 	// Dropdown caret indicating submenus
- 	// @todo these can probably abstracted into reusable components
- 	.has-submenu > a:after {
- 		content: ' ';
- 		width: 0;
- 		height: 0;
- 		display: inline-block;
- 		margin-left: 0.5em;
- 		border-top: 4px solid;
- 		border-right: 4px solid transparent;
- 		border-left: 4px solid transparent;
- 		vertical-align: middle;
- 	}
+	// Dropdown caret indicating submenus
+	// @todo these can probably abstracted into reusable components
+	.has-submenu > a:after {
+		content: ' ';
+		width: 0;
+		height: 0;
+		display: inline-block;
+		margin-left: 0.5em;
+		border-top: 4px solid;
+		border-right: 4px solid transparent;
+		border-left: 4px solid transparent;
+		vertical-align: middle;
+	}
 
- 	ul .has-submenu > a:after {
- 		border-left: 4px solid;
- 		border-top: 4px solid transparent;
- 		border-bottom: 4px solid transparent;
- 		border-right: 4px solid transparent;
- 	}
- }
+	ul .has-submenu > a:after {
+		border-left: 4px solid;
+		border-top: 4px solid transparent;
+		border-bottom: 4px solid transparent;
+		border-right: 4px solid transparent;
+	}
+}
diff --git a/templates/frontend/pages/about.tpl b/templates/frontend/pages/about.tpl
index 45e6f5e2ec8..0e76f67f5b9 100644
--- a/templates/frontend/pages/about.tpl
+++ b/templates/frontend/pages/about.tpl
@@ -27,7 +27,6 @@
 	</div>
 	{/if}
 
-
 	{* Contact section *}
 	<div class="contact_section">
 		<h2>