Specify image dimensions

_layouts/default.html

@@ -29,7 +29,7 @@ <h1>
           <a href="{{ "/" | absolute_url }}">{{ site.title | default: site.github.repository_name }} <small>FLS ARCS</small></a>
         </h1>
 
-        <img src="/imgs/me.png" alt="Picture of Ed Baker."/>
+        <img src="/imgs/me.png" alt="Picture of Ed Baker." height="687" width="666"/>
 
         <p>{{ site.description | default: site.github.project_tagline }}</p>
 

assets/css/style.scss

@@ -17,4 +17,8 @@ p {
 
 header a small {
     color: #737373;
+}
+
+img {
+    height: auto;
 }

index.md

@@ -4,7 +4,7 @@ I am currently an Acoustic Biology Researcher at Natural History Museum, London,
 
 [🦗.fm](https://🦗.fm/) - my work on museum sound collections and the bioacoustics of Orthoptera.
 
-![_Horatosphaga raggei_](/imgs/h_raggei.jpg)
+<img src="/imgs/h_raggei.jpg" alt="Photograph of Horatopshaga raggei" width="853" height="465" />
 
 {% include audio.html src="/sounds/h_raggei.wav" type="audio/wav" %}