[gnome-calculator] Increased history text size

[Robert Roth <robertroth src gnome org>]

commit c76d4ad225e3ddb4a8fea0b493a01cec97d32576
Author: Robert Roth <robert roth off gmail com>
Date:   Sat Oct 22 20:47:32 2016 +0300

    Increased history text size

 data/calculator.css |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/calculator.css b/data/calculator.css
index 7a3c96a..ab84348 100644
--- a/data/calculator.css
+++ b/data/calculator.css
@@ -50,7 +50,7 @@ window > grid {
 .history-entry {
   border-top: 1px groove @borders;
   padding: 6px 3px;
-  font-size: 15px;
+  font-size: 20px;
 }
 
   .history-entry .equation-label {