diff --git a/style/shiny/single.css b/style/shiny/single.css
index c8b2fc3..e8e9faf 100644
--- a/style/shiny/single.css
+++ b/style/shiny/single.css
@@ -226,3 +226,53 @@ footer {
   margin-right: 0.75em;
   white-space: nowrap;
 }
+
+
+.chost, .toot {
+  --avatar-size: 4em;
+  display: grid;
+  grid-template: 'avatar user' 1lh
+                 'avatar post' auto / var(--avatar-size) 1fr;
+  grid-gap: 5px 15px;
+  margin: 0;
+}
+
+:is(.chost, .toot) .user {
+  grid-area: user;
+  font-weight: 800;
+}
+
+:is(.chost, .toot) :is(.user a, a.user) {
+  font-weight: 800;
+  text-decoration: none;
+}
+
+:is(.chost, .toot) .username {
+  margin-left: 1em;
+  font-size: 90%;
+  font-weight: 500;
+}
+
+:is(.chost, .toot) .post   { grid-area: post; }
+:is(.chost, .toot) .avatar { grid-area: avatar; }
+
+:is(.chost, .toot) :is(.avatar img, img.avatar) {
+  height: var(--avatar-size); width: var(--avatar-size);
+  border-radius: 1000em;
+}
+
+.chost .squircle {
+  mask-image: url(data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjAwIiBoZWlnaHQ9IjIwMCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48cGF0aCBkPSJNMTAwIDBDMjAgMCAwIDIwIDAgMTAwczIwIDEwMCAxMDAgMTAwIDEwMC0yMCAxMDAtMTAwUzE4MCAwIDEwMCAweiIvPjwvc3ZnPg==);
+  mask-size: contain;
+  mask-repeat: no-repeat;
+  mask-position: center;
+  border-radius: 0;
+}
+
+:is(.chost, .toot) h1 {
+  margin: 0 0 0.5em;
+  font-size: 150%;
+  font-weight: 700;
+}
+
+:is(.chost, .toot) + :is(.chost, .toot) { margin-top: 1.5em; }