.mobile {
       display: none;
   }

   @media only screen and (max-device-width: 380px) {
          .mobile{display: block; background-color: white}
          .desktop {display: none;}
      }


body
{
    background: url('fundo.jpg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size:cover;

}
.alerta {
    padding: 20px;
    background-color: #f44336;
    color: white;
}


.col-center-block {
   top:170px;
   left:30px;
}

.container {
    align-content: center;
    padding: 25px;
    position: fixed;
}

.form-login {
    background-color: #EDEDED;
    padding-top: 10px;
    padding-bottom: 20px;
    padding-left: 20px;
    padding-right: 20px;
    border-radius: 15px;
    border-color:#d2d2d2;
    border-width: 5px;
    box-shadow:0 1px 0 #cfcfcf;
}

h4 {
 border:0 solid #fff;
 border-bottom-width:1px;
 padding-bottom:10px;
 text-align: center;
}

.form-control {
    border-radius: 10px;
}

.wrapper {
    text-align: center;
}