body{

    

background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),

    url('assets/brand/topcop.jpg');

background-repeat: no-repeat;  

 /* Full height */

  height: 100%;



  /* Center and scale the image nicely */

  background-position: center;





     /*background: url(assets/img/back.jpg) no-repeat center center fixed;*/

  -webkit-background-size: cover;

  -moz-background-size: cover;

  -o-background-size: cover;

  background-size: cover;

  background-color: black;

  

  

    

}

  

        #resultado {

    background-color: red;

    color: white;

    font-weight: bold;

}

#resultado.ok {

    background-color: green;

}









.fondo{

  background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0)),

    url('assets/brand/topcop.jpg');

  

     /*background: url(assets/img/back.jpg) no-repeat center center fixed;*/

  -webkit-background-size: cover;

  -moz-background-size: cover;

  -o-background-size: cover;

  background-size: cover; 

}





.tarjeta{

    background: rgba(255,255,255, 0.2);

    color: white;

}