diff --git a/assets/css/main.css b/assets/css/main.css
index 956e6e0..c479992 100644
--- a/assets/css/main.css
+++ b/assets/css/main.css
@@ -18,8 +18,7 @@
  */
 
 body {
-	font: 16px sans-serif;
-	line-height: 1.5rem;
+	font: 16px/1.5rem sans-serif;
 	margin: auto;
 	max-width: 50rem;
 	padding: 0 5%;
@@ -52,8 +51,8 @@ nav li {
 	margin-bottom: 0.5rem;
 }
 
-/* single-line nav on widescreen, multi-line nav on narrow screens */
-@media (min-width: 28rem) {
+/* single-line nav o4 widescreen, multi-line nav on narrow screens */
+@media (min-width: 24rem) {
 	nav li {
 		display: inline;
 	}
diff --git a/assets/open_graph.png b/assets/open_graph.png
index 4863478..fc94c82 100644
Binary files a/assets/open_graph.png and b/assets/open_graph.png differ
diff --git a/assets/p/merveilles_ring.png b/assets/p/merveilles_ring.png
deleted file mode 100644
index 7546e7b..0000000
Binary files a/assets/p/merveilles_ring.png and /dev/null differ
diff --git a/assets/p/merveilles_ring.svg b/assets/p/merveilles_ring.svg
deleted file mode 100644
index b6bf83c..0000000
--- a/assets/p/merveilles_ring.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg fill="none" height="300" stroke="#000" stroke-linecap="square" stroke-width="28" width="300" xmlns="http://www.w3.org/2000/svg"><path d="M201.962 210a60 60 0 10-103.924-60l-50 86.603"/><path d="M98.038 210a60 60 0 10103.924-60l-50-86.603"/><path d="M150 120a60 60 0 100 120h100"/></svg>
\ No newline at end of file
diff --git a/assets/p/merveilles_ring_dark.png b/assets/p/merveilles_ring_dark.png
deleted file mode 100644
index 8e13dc2..0000000
Binary files a/assets/p/merveilles_ring_dark.png and /dev/null differ
diff --git a/assets/p/merveilles_ring_dark.svg b/assets/p/merveilles_ring_dark.svg
deleted file mode 100644
index 26be4c5..0000000
--- a/assets/p/merveilles_ring_dark.svg
+++ /dev/null
@@ -1 +0,0 @@
-<svg fill="none" height="300" stroke="#fff" stroke-linecap="square" stroke-width="28" width="300" xmlns="http://www.w3.org/2000/svg"><path d="M201.962 210a60 60 0 10-103.924-60l-50 86.603"/><path d="M98.038 210a60 60 0 10103.924-60l-50-86.603"/><path d="M150 120a60 60 0 100 120h100"/></svg>
diff --git a/assets/p/whatsapp_ad.png b/assets/p/whatsapp_ad.png
index 61cc0c7..d878859 100644
Binary files a/assets/p/whatsapp_ad.png and b/assets/p/whatsapp_ad.png differ
diff --git a/assets/p/whatsapp_ad_dark.png b/assets/p/whatsapp_ad_dark.png
index 86f3b8b..dbace63 100644
Binary files a/assets/p/whatsapp_ad_dark.png and b/assets/p/whatsapp_ad_dark.png differ
diff --git a/static/favicon.png b/static/favicon.png
index 0873511..b252921 100644
Binary files a/static/favicon.png and b/static/favicon.png differ