diff --git a/app/pub/scripts/klanviewer.js b/app/pub/scripts/klanviewer.js
index 24b7ed0..f6566f7 100644
--- a/app/pub/scripts/klanviewer.js
+++ b/app/pub/scripts/klanviewer.js
@@ -2,8 +2,6 @@ var pdfjsLib = window['pdfjs-dist/build/pdf'];
 var pdfcanvas = "the-canvas";
 var cnt = 100;
 
-
-
 function renderPage() {
 
   var el_title = document.getElementById('pdfprogress');
@@ -19,8 +17,16 @@ function renderPage() {
   var context = canvas.getContext('2d');
   //var viewport = page.getViewport({scale: scale});
 
-  currscale = 2;  
-  
+  if (window.screen.width <= 560) {
+    currscale = 1.5;  
+  }
+  else if (window.screen.width >= 560 && window.screen.width <= 1200) {
+    currscale = 2;  
+  }
+  else{
+    currscale = 2.5;  
+  }
+
   var viewport = page.getViewport({scale: currscale});
  // var viewport = page.getViewport(canvas.width / page.getViewport(0.5).width)
   
diff --git a/app/views/layout.phtml b/app/views/layout.phtml
index 9c4bb92..d8ec265 100644
--- a/app/views/layout.phtml
+++ b/app/views/layout.phtml
@@ -4,7 +4,7 @@
   <//base href="<?=SITE?>">
   <script src="/pub/scripts/pdf.min.js"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/mobile-detect/1.4.4/mobile-detect.min.js"></script>
-  <script src="/pub/scripts/klanviewer.js?ver=22"></script>
+  <script src="/pub/scripts/klanviewer.js?ver=34"></script>
   <link rel="stylesheet" type="text/css" href="/pub/css/an.css?ver=204">
   <link rel="icon" type="image/ico" href="https://argumenti.ru/favicon.ico">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">