index: reduce button font-size for mobile

css/bootswatch.css

@@ -200,6 +200,10 @@ body .one .bsa_it_p {
 		margin-bottom: 0;
 	}
 
+	.thumbnail .btn {
+		font-size: 15px;
+	}
+
 	.modal {
 		position: fixed !important;
 		top: 25% !important;