diff --git a/templates/index.html b/templates/index.html
index c622067..09c63aa 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 
 <head>
     <meta charset="utf-8">
@@ -56,8 +56,7 @@
         <div class="row">
             <div class="col-md-2">
                 <h4>Preview</h4>
-                <img id="preview" src="/stuff/preview/70/?text=dupa"
-                    style="border-width: 1px; border-style: solid; height: 300px;" /><br />
+                <img id="preview" src="/stuff/preview/70/?text=dupa" alt="Label preview" /><br />
             </div>
             <div class="col-md-3">
                 <h4>Settings</h4>
