modified portfolio section

layouts/_default/single.html

       <div class="col-lg-8 offset-lg-2 text-center">
         <h1>{{ .Title }}</h1>
         <ul class="list-inline mb-50">
-          <li class="list-inline-item"><a href="{{ `author/` | relLangURL }}{{ .Params.Author | urlize }}">{{ .Params.Author }}</a></li>
+          <li class="list-inline-item"><a href="{{ `author/` | relLangURL }}{{ .Params.Author | urlize }}/">{{ .Params.Author }}</a></li>
           <li class="list-inline-item">{{ dateFormat "Monday, Jan 2, 2006" .Date }}</li>
         </ul>
         <img class="img-fluid mb-50" src="{{ .Params.Image | absURL }}" alt="blog-image">
   </div>
 </section>
 
-{{ end }}
+{{ end }}

layouts/partials/blog.html

 			</div>
 			{{"<!-- /section title -->" | safeHTML}}
 
-			{{ range first 3 .Site.RegularPages }}
+			{{ range first 3 (where .Site.RegularPages "Section" "==" "blog")}}
 			{{ .Render "article"}}
 			{{ end }}
 
 	</div>
 </section>
 {{"<!-- /blog -->" | safeHTML}}
-{{ end }}
+{{ end }}

layouts/partials/head.html

 	{{ $styles := resources.Get "css/style.css" | minify}}
 	<link rel="stylesheet" href="{{ $styles.Permalink }}" media="screen">
 
+  {{"<!-- Custom stylesheet - for your changes -->" |safeHTML}}
+  <link rel="stylesheet" href="{{ "css/custom.css" | relURL}} " media="screen">
+
 	{{ "<!--Favicon-->" | safeHTML }}
 	<link rel="shortcut icon" href="{{ `images/favicon.png` | absURL }} " type="image/x-icon">
 	<link rel="icon" href="{{ `images/favicon.png` | absURL }} " type="image/x-icon">