diff --git a/share/css/default/screen.css b/share/css/default/screen.css
index b02c70dab..60a566101 100644
--- a/share/css/default/screen.css
+++ b/share/css/default/screen.css
@@ -72,7 +72,7 @@ input.short,
 textarea.short,
 select.short {width: 5em;}
 button {display: inline-block; cursor: pointer; cursor: hand; position: relative; padding: 0 0.5em; overflow: visible; font-family: inherit; font-size: inherit;}
-button span {position: relative; display: block; white-space: nowrap;}
+button span {position: relative; display: inline-block; white-space: nowrap;}
 input.half,
 textarea.half,
 select.half {width: 50%;}
diff --git a/share/css/default/src/normalize.css b/share/css/default/src/normalize.css
index 25d640bf7..d6c97a672 100644
--- a/share/css/default/src/normalize.css
+++ b/share/css/default/src/normalize.css
@@ -59,7 +59,7 @@ input.short,
 textarea.short,
 select.short {width: 5em;}
 button {display: inline-block; cursor: pointer; cursor: hand; position: relative; padding: 0 0.5em; overflow: visible; font-family: inherit; font-size: inherit;}
-button span {position: relative; display: block; white-space: nowrap;}
+button span {position: relative; display: inline-block; white-space: nowrap;}
 input.half,
 textarea.half,
 select.half {width: 50%;}