diff --git a/conservancy/templates/supporters/sponsors.html b/conservancy/templates/supporters/sponsors.html
index 17e0694b..5d2c1b95 100644
--- a/conservancy/templates/supporters/sponsors.html
+++ b/conservancy/templates/supporters/sponsors.html
@@ -29,23 +29,23 @@ any of its sponsors.</p>
 
 <!-- logos should be 250x250 maximum. -->
 <ul id="sponsor">
-<li></li>
-<li><a rel="nofollow" href="https://www.ampr.org"><img src="{% static 'img/sponsors/ardc.svg' %}" width="250" alt="Amateur Radio Digital Communications" /></a></li>
-<li><a rel="nofollow" href="https://aws.amazon.com/opensource/"><img src="{% static 'img/sponsors/aws.png' %}" width="250" alt="Amazon Web Services" /></a></li>
-<li><a rel="nofollow" href="https://www.codeweavers.com/"><img src="{% static 'img/sponsors/codeweavers.png' %}" width="250" alt="CodeWeavers" /></a></li>
-<li><a rel="nofollow" href="https://google.com"><img src="{% static 'img/sponsors/google.png' %}" height="76" width="238" alt="Google" /></a></li>
-<li><b>Christoph Hellwig</b></li>
-<li><a rel="nofollow" href="https://ifixit.com"><img src="{% static 'img/sponsors/ifixit.png' %}" width="250" alt="iFixit" /></a></li>
-<li><b>hmk</b></li>
-<li><a rel="nofollow" href="https://indeed.com"><img src="{% static 'img/sponsors/indeed.png' %}" height="69" width="250" alt="Indeed" /></a></li>
-<li><a rel="nofollow" href="https://jmp.chat"><img src="{% static 'img/sponsors/jmp.svg' %}" height="244" width="250" alt="jmp.chat" /></a></li>
+    <li></li>
+    <li><a rel="nofollow" href="https://www.ampr.org"><img class="sponsor-logo-sizing" src="{% static 'img/sponsors/ardc.svg' %}" width="250" alt="Amateur Radio Digital Communications" /></a></li>
+    <li><a rel="nofollow" href="https://aws.amazon.com/opensource/"><img class="sponsor-logo-sizing" src="{% static 'img/sponsors/aws.png' %}" width="250" alt="Amazon Web Services" /></a></li>
+    <li><a rel="nofollow" href="https://www.codeweavers.com/"><img class="sponsor-logo-sizing "src="{% static 'img/sponsors/codeweavers.png' %}" width="250" alt="CodeWeavers" /></a></li>
+    <li><a rel="nofollow" href="https://google.com"><img class="sponsor-logo-sizing "src="{% static 'img/sponsors/google.png' %}" height="76" width="238" alt="Google" /></a></li>
+    <li><b>Christoph Hellwig</b></li>
+    <li><a rel="nofollow" href="https://ifixit.com"><img class="sponsor-logo-sizing "src="{% static 'img/sponsors/ifixit.png' %}" width="250" alt="iFixit" /></a></li>
+    <li><b>hmk</b></li>
+    <li><a rel="nofollow" href="https://indeed.com"><img class="sponsor-logo-sizing "src="{% static 'img/sponsors/indeed.png' %}" height="69" width="250" alt="Indeed" /></a></li>
+    <li><a rel="nofollow" href="https://jmp.chat"><img class="sponsor-logo-sizing" src="{% static 'img/sponsors/jmp.svg' %}" height="244" width="250" alt="jmp.chat" /></a></li>
 <li><b>Marcus Ryu</b></li>
 <li><a rel="nofollow" href="https://code.wildebeest.org/">Mark Wielaard</a></li>
-<li><a rel="nofollow" href="https://www.mozilla.org/foundation/"><img src="{% static 'img/sponsors/mozilla.png' %}" height="101" width="250" alt="Mozilla Foundation" /></a></li>
+<li><a rel="nofollow" href="https://www.mozilla.org/foundation/"><img class="sponsor-logo-sizing" src="{% static 'img/sponsors/mozilla.png' %}" height="101" width="250" alt="Mozilla Foundation" /></a></li>
 <li><b>David Turner and Danielle Sucher</b></li>
 <li><b>John Gilmore</b></li>
-<li><img src="{% static 'img/sponsors/bloomberg.png' %}" height="244" width="250" alt="bloomberg engineering" /></li>
-<li><img src="{% static 'img/sponsors/codethink.png' %}" height="244" width="250" alt="codethink" /></li>
+<li><img class="sponsor-logo-sizing" src="{% static 'img/sponsors/bloomberg.png' %}" alt="bloomberg engineering" /></li>
+<li><img class="sponsor-logo-sizing" src="{% static 'img/sponsors/codethink.png' %}" alt="codethink" /></li>
 </ul>
 
 <!-- This section will be added when we have in-kind contributions -->