body,
.h1, .h2, .h3, .h4, .h5, .h6, h1, h2, h3, h4, h5, h6 {
    font-family: 'Open Sans', Arial, Helvetica Neue, Helvetica, sans-serif ;
}


h2,
.card-header{
    color: #000;
    font-weight: normal;
    font-size: 48px;
}
h2 strong{
    font-size: 65px;
}
@media only screen and (max-width: 10240px) {
    h2,
    .card-header{
        font-size: 35px;
    }
    h2 strong{
        font-size: 45px;
    }
}