diff --git a/www/conservancy/static/css/conservancy.css b/www/conservancy/static/css/conservancy.css
index 64998248eb325f2565a83e64ceb3400aeda416df..9910706180298de7c359125bfc0a2005414c6a8e 100644
--- a/www/conservancy/static/css/conservancy.css
+++ b/www/conservancy/static/css/conservancy.css
@@ -136,11 +136,21 @@ text-decoration: none; color: #557733;
   bottom: 0;
   width: auto;
   padding: 0.5rem 1rem;
-  margin: 2rem -1rem 0;
+  margin: 2rem -0.5rem 0;
   border-radius: 8px 8px 0 0;
   border: 1px solid #90d468;
 }
 
+.donate-sidebar:hover {
+  background: #a0d870;
+}
+
+@media screen and (min-width: 30em) {
+  .donate-sidebar {
+    margin: 2rem -1rem 0;
+  }
+}
+
 p.footnote {
     font-size: 85%;
 }
@@ -276,10 +286,6 @@ body > header {
   margin-left: .5rem;
 }
 
-#sidebar + #mainContent {
-    float: left;
-}
-
 #progressbar {
     height: 1.8em;
 }
@@ -331,7 +337,6 @@ body > header {
 #container #sidebar {
   background-color: #ccd4a3;
   padding: 1px 0.5rem 0.25rem;
-  flex: 1 0 15em;
   margin-bottom: 1rem;
 }
 
@@ -340,6 +345,7 @@ body > header {
     display: flex;
   }
   #container #sidebar {
+  flex: 1 0 15em;
     margin-right: 1rem;
   }
 }