diff --git a/style/shiny/base.css b/style/shiny/base.css
index 01988cf..44e3ff6 100644
--- a/style/shiny/base.css
+++ b/style/shiny/base.css
@@ -90,8 +90,14 @@ footer {
   font-weight: 500;
 }
 
-.corner.left { left: 2em; }
-.corner.right { right: 2em; }
+.corner.left {
+  left: 2em;
+  text-align: left;
+}
+.corner.right {
+  right: 2em;
+  text-align: right;
+}
 
 .emoji {
   max-height: 1.2em;