diff --git a/content/blog/_index.md b/content/blog/_index.md
new file mode 100644
index 0000000..9bff67d
--- /dev/null
+++ b/content/blog/_index.md
@@ -0,0 +1,3 @@
+---
+title: Blog
+---
diff --git a/themes/hugo-sustain/layouts/partials/head.html b/themes/hugo-sustain/layouts/partials/head.html
index 57bda9c..95fa156 100644
--- a/themes/hugo-sustain/layouts/partials/head.html
+++ b/themes/hugo-sustain/layouts/partials/head.html
@@ -12,8 +12,6 @@
           {{- $title = print .Site.Title " | " .Title -}}
         {{- end -}}
     {{- end -}}
-    {{- $image := path.Join "/img" .Site.Params.avatar -}}
-    {{- if isset .Params "headerimage" }} {{ $image = print "img/" .Params.headerimage }} {{ end -}}
     <meta charset="utf-8" />
     <meta http-equiv="X-UA-Compatible" content="IE=edge" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
@@ -29,18 +27,32 @@
     <!-- CSS and JS -->
     {{- partialCached "head/css.html" . }}
 
-    {{ "<!-- Open Graph meta-data (e.g. Facebook) -->" | safeHTML }}
-    <meta property="og:title" content="{{ $title }}"/>
-    <meta property="og:url" content="{{ .Permalink | absURL }}"/>
-    <meta property="og:image" content="{{ $image  | absURL }}"/>
-    <meta property="og:description" content="{{ .Summary | truncate 200 }}"/>
+    <!-- Get image for social media sharing -->
+    {{- $image := "" -}}
+    {{- $imagesrc := (.Page.Params.headerimage.src | default .Site.Params.avatar) -}}
+    {{- if eq .Page.BundleType "leaf" }}
+      {{- with .Page.Resources.GetMatch $imagesrc }}
+        {{- $image = . -}}
+      {{- end }}
+    {{- else }}
+      {{- with resources.GetMatch (printf "**/%s" $imagesrc) }}
+        {{- $image = . -}}
+      {{- end }}
+    {{- end }}
+    {{- if $image }}
+      {{- $image = $image.Fill "1200x630 jpg" -}}
+    {{- end }}
 
-    {{ "<!-- Twitter meta-data -->" | safeHTML }}
-    <meta name="twitter:card" content="summary_large_image"/>
-    <meta name="twitter:site" content="@{{ .Site.Params.social.twitter }}"/>
-    <meta name="twitter:title" content="{{ $title }}"/>
-    <meta name="twitter:description" content="{{ .Summary | truncate 200 }}"/>
-    <meta name="twitter:image" content="{{ $image  | absURL }}"/>
-    <meta name="twitter:url" content="{{ .Permalink | absURL }}"/>
-    <meta name="twitter:creator" content="@{{ .Site.Params.social.twitter }}"/>
+    <!-- Open Graph meta-data (e.g. Facebook) -->
+    <meta property="og:type" content="article"/>
+    <meta property="og:site_name" content="{{ .Site.Title }}"/>
+    <meta property="og:title" content="{{ $title }}"/>
+    <meta property="og:url" content="{{ .Permalink }}"/>
+    <meta property="og:description" content="{{ (.Summary | default .Site.Params.description) | truncate 200 }}"/>
+    {{- with $image }}
+    <meta property="og:image" content="{{ .Permalink }}"/>
+    <meta property="og:image:type" content="{{ .MediaType }}">
+    <meta property="og:image:width" content="{{ .Width }}">
+    <meta property="og:image:height" content="{{ .Height }}">
+    {{- end }}
   </head>