.info, .exito, .alerta, .error {
       font-family:Arial, Helvetica, sans-serif; 
       font-size:14px;
       border: 1px solid;
       margin: 10px 0px;
       padding:15px 10px 15px 50px;
       background-repeat: no-repeat;
       background-position: 10px center;
       text-transform: uppercase;
}
.info {
       color: #00529B;
       background-color: #BDE5F8;
       background-image: url('../img/info.png');
}
.exito {
       color: #4F8A10;
       background-color: #DFF2BF;
       background-image:  url('../img/exito.png');
}
.alerta {
       color: #9F6000;
       background-color: #FEEFB3;
       background-image: url('../img/alerta.png');
}
.error {
       color: #D8000C;
       background-color: #FFBABA;
       background-image: url('../img/error.png');
}