@media Screen {
  body {
    font-size: 87.5%;
    font-family: Geneva, Arial, Verdana,  Helvetica, sans-serif;
    }

  
@media only screen and (max-width: 800px)  {  
  body {
    font-size: 150%;
    font-family: Geneva, Arial, Verdana,  Helvetica, sans-serif;
  }
  
  input[type=text], input[type=password] {
    width: 100%;
    padding: 12px 20px;
    font-size: 150%;
    margin: 8px 0;
    box-sizing: border-box;
    border: 2px solid white;
    border-radius: 4px;
  }
  select {font-size: 150%;}
  
  
  
  input[type=button], input[type=submit], input[type=reset] {
    background-color: #333;
    border: none;
    color: white;
    padding: 16px 32px;
    text-decoration: none;
    margin: 4px 2px;
    cursor: pointer;
    font-size: 150%;
  }

}
@media only screen and (max-device-width: 480px) {    
  body {
    font-size: 250%;
    font-family: Geneva, Arial, Verdana,  Helvetica, sans-serif;
  }
  
  input[type=text], input[type=password] {
    width: 100%;
    padding: 12px 20px;
    font-size: 150%;
    margin: 8px 0;
    box-sizing: border-box;
    border: 2px solid black;
    border-radius: 4px;
  }
  select {font-size: 150%;}

  input[type=button], input[type=submit], input[type=reset] {
    background-color: #333;
    border: none;
    color: white;
    padding: 16px 32px;
    text-decoration: none;
    margin: 4px 2px;
    cursor: pointer;
    font-size: 150%;
  }
}