diff --git a/nullboard.html b/nullboard.html
index 23dd185..06d13a9 100644
--- a/nullboard.html
+++ b/nullboard.html
@@ -232,6 +232,16 @@
 		clear: both;
 	}
 
+	/***/
+	body.dragging {
+		-webkit-touch-callout: none;
+		-webkit-user-select: none;
+		-khtml-user-select: none;
+		-moz-user-select: none;
+		-ms-user-select: none;
+		user-select: none;
+	}
+
 	/***/
 	.board {
 		min-width: calc( var(--lw) * 1px );
@@ -243,6 +253,11 @@
 		margin: 0 auto;
 		padding: 20px;
 
+		-webkit-touch-callout: none;
+		-webkit-user-select: none;
+		-khtml-user-select: none;
+		-moz-user-select: none;
+		-ms-user-select: none;
 		user-select: none;
 	}