diff --git a/styles/custom.css b/styles/custom.css
index 3374a18c..03f46a7f 100644
--- a/styles/custom.css
+++ b/styles/custom.css
@@ -22,4 +22,6 @@ a { color: #4B58A6; }
 .filter-green { background-color: #00E13C; }
 .filter-blue { background-color: #5781FC; }
 .filter-purple { background-color: #7C54FB; }
-.filter-red { background-color: #FB6353; }
\ No newline at end of file
+.filter-red { background-color: #FB6353; }
+
+canvas {-ms-touch-action: double-tap-zoom;}