diff --git a/static/css/theme.css b/static/css/theme.css
index eff9fd4681..a133ea768e 100644
--- a/static/css/theme.css
+++ b/static/css/theme.css
@@ -533,6 +533,22 @@ mark {
     padding: 0.1em 0.4em;
 }
 
+kbd {
+  background-color: rgba( 134, 134, 134, .166 );
+  border: 1px solid rgba( 134, 134, 134, .5 );
+  border-radius: 0.25rem;
+  box-shadow: 0 1px 0 1px rgba( 134, 134, 134, .5 );
+  color: var(--INTERNAL-TEXT-color);
+  font-family: var(--INTERNAL-CODE-font);
+  font-size: 0.75em;
+  line-height: 1;
+  min-width: 0.75rem;
+  padding: 2px 5px 2px 5px;
+  position: relative;
+  text-align: center;
+  top: -2px;
+}
+
 h1 {
     font-size: 3.25rem;
     font-weight: 200;