diff --git a/style.css b/style.css
index 1c40d7b..39e47dd 100644
--- a/style.css
+++ b/style.css
@@ -158,6 +158,8 @@ body {
   font-size: clamp(1.2rem, 1.05rem + 0.5vw, 1.45rem);
   font-weight: 400;
   line-height: 1.55;
+  /* Long URLs and federated mentions must not make the whole page pan sideways. */
+  overflow-wrap: anywhere;
 }
 a {
   color: var(--accent);
@@ -1033,6 +1035,7 @@ h4 {
 }
 .footer-menu {
   display: flex;
+  flex-wrap: wrap;
   gap: 1rem;
   margin: 0;
   padding: 0;