<!DOCTYPE html>                                                                                                            
<html>                                                                                                                     
  <head>                                                                                                                   
    <title>Tanks</title>                                                                                                   
    <meta http-equiv="refresh" content="60">                                                                               
    <link rel="stylesheet" href="style.css" type="text/css">                                                               
    <style type="text/css">                                                                                                
html {                                                                                                                     
        height: 99.5%;                                                                                                     
}                                                                                                                          
body {                                                                                                                     
        height: 100%;                                                                                                      
        width: 100%;                                                                                                       
        padding: 0;                                                                                                        
        margin: 0;                                                                                                         
        max-width: inherit;                                                                                                
}                                                                                                                          
iframe {                                                                                                                   
        padding: 0;                                                                                                        
        margin: 0;                                                                                                         
        width: 100%;                                                                                                       
        height: 100%;                                                                                                      
        border: none;                                                                                                      
}                                                                                                                          
    </style>                                                                                                               
  </head>                                                                                                                  
  <body>                                                                                                                   
    <iframe src="current.html">                                                                                            
  </body>                                                                                                                  
</html>