.hide{
    display: none;
}

.mrg-t-10{
    margin-top: 10px;
}

.mrg-t-30{
    margin-top: 30px;
}

.card-header-x{
    background-color: #000;
    color:#fff;
    font-weight: bold;
}

.bg-dark{
    color:#fff;
    font-weight: bold;
}
.bg-primary{
    color:#fff;
    font-weight: bold;
}

.bg-info{
    color:#fff;
    font-weight: bold;
}

.bg-steel-blue{
    background-color: #4682B4;
    color:#fff;
    font-weight: bold;
}

.pregunta{
    font-size: 45px;
    color: #ff4700;
    /* color: #000080; */
    background: #FFFFFF;
    text-shadow: 2px 2px 0px #FFFFFF, 5px 4px 0px rgba(0,0,0,0.15);
    background: #FFFFFF;
}

.opcion{
    color:#084f8a;
    font-weight: bold;
    font-size: 20px;
}

.opcion-seleccionada{
    font-weight: bold;
    font-size: 20px;
    color:green;
    background-color: #ffc107;

}