diff --git a/scaladoc/resources/dotty_res/styles/theme/layout/header.css b/scaladoc/resources/dotty_res/styles/theme/layout/header.css
index cf3b91db2698..85e6b0240899 100644
--- a/scaladoc/resources/dotty_res/styles/theme/layout/header.css
+++ b/scaladoc/resources/dotty_res/styles/theme/layout/header.css
@@ -63,6 +63,14 @@
   align-items: center;
 }
 
+.logo-container .project-logo {
+  max-width: 40px;
+}
+
+.logo-container .project-logo img {
+  max-width: 100%;
+}
+
 #mobile-menu-toggle {
   display: none;
 }