diff --git a/README.md b/README.md
index a163739c..0a8b764c 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,10 @@
 <!-- markdownlint-disable MD033 MD041 MD042 -->
 <p align="center">
-  <img src="docs/assets/logomark.png" alt="Mailu" width="128" style="vertical-align: middle" />
-  <span style="font-size: 4rem; margin-inline: 1rem; opacity: .8; vertical-align: middle">+</span>
-  <img src="docs/assets/oidc.svg" alt="OIDC" width="128" style="vertical-align: middle" />
+  <img src="docs/assets/logomark.png" alt="Mailu" width="128" />
+  <img src="docs/assets/plus.svg" alt="+" width="96" />
+  <img src="docs/assets/oidc.svg" alt="OIDC" width="128" />
 </p>
-<h1 align="center" style="border-bottom: none">Mailu-OIDC</h1>
+<h1 align="center">Mailu-OIDC</h1>
 <p align="center">
   Multi-container mail server landscape<br />
   featuring OpenID Connect authentication
diff --git a/docs/assets/plus.svg b/docs/assets/plus.svg
new file mode 100644
index 00000000..9e8d6369
--- /dev/null
+++ b/docs/assets/plus.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="-12 0 48 42"><style>path{opacity:.8} @media (prefers-color-scheme: dark){path{fill:white}}</style><path d="M19,13H13V19H11V13H5V11H11V5H13V11H19V13Z" /></svg>
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