diff --git a/docs/source/_static/css/custom.css b/docs/source/_static/css/custom.css
index 3f3f9902c2..7de563dd77 100644
--- a/docs/source/_static/css/custom.css
+++ b/docs/source/_static/css/custom.css
@@ -66,11 +66,13 @@ a:visited {
     color: transparent;
     background-image: url('../images/fg002_corda_w3.png');
     background-repeat: no-repeat;
-    background-size: Auto 20px;
-    background-position: center top;
+    background-position: center center;
     background-origin: content box;
-    height: 20px;
-    width: 100%
+    background-size: cover;
+    width: 100%;
+    height: 0;
+    padding: 0; /* reset */
+    padding-bottom: calc(100% * 1 / 4);
 }
 
 .wy-side-nav-search input[type=text] {
@@ -182,21 +184,29 @@ a:visited {
 
 .wy-nav-top {
     background-color: #252627;
+    line-height: inherit;
 }
 
 .wy-nav-top a {
     color: transparent;
     background-image: url('../images/fg002_corda_w3.png');
     background-repeat: no-repeat;
-    background-size: Auto 19px;
-    background-position: center top;
+    background-position: center center;
     background-origin: content box;
+    background-size: cover;
+    width: 100%;
+    height: 0;
+    padding: 0; /* reset */
+    padding-bottom: calc(100% * 1 / 4);
 }
 
+.wy-nav-top a {
+    display: none;
+}
 
 /* Version dropdown */
 
 .version-dropdown {
     border-radius: 4px;
     border-color: #263673;
-}
\ No newline at end of file
+}
diff --git a/docs/source/_static/images/fg002_corda_w3.png b/docs/source/_static/images/fg002_corda_w3.png
index 63c50ff73d..0a9c4ed2ff 100644
Binary files a/docs/source/_static/images/fg002_corda_w3.png and b/docs/source/_static/images/fg002_corda_w3.png differ