@@ 6,7 6,6 @@ 
 
     <style type="text/css">
         * {
-            position: relative;
             box-sizing: border-box;
         }
 

          
@@ 14,7 13,7 @@ 
             height: 100%;
             margin: 0;
             padding: 0;
-            font-family: sans-serif;
+            font-family: Arial, sans-serif;
             font-size: 12px;
         }
 

          
@@ 28,14 27,14 @@ 
             width: 100%;
             margin-bottom: 10px;
             resize: vertical;
-            font-family: monospace;
+            font-family: Courier New, monospace;
             /* prevent ios zoom */
             font-size: 16px;
         }
 
         .page {
             width: 100%;
-            height: 100%;
+            min-height: 100%;
             max-width: 600px;
             margin: 0 auto;
             display: flex;