/* Uses vh and vm with calc */

@media screen and (min-width: 18.75em) {
    .form-header {
        color: #fff;
        /* font-size: 6vw; */
        font-size: 4vh;
        margin-top: 15px;
        margin-bottom: -100px;
        display: inline-block;
        font-weight: bold;
    }
}

@media screen and (min-width: 25em) {
    .form-header {
        color: #fff;
        font-size: 5vw;
        font-size: 4vh;
        margin-top: 20px;
        display: inline-block;
        font-weight: bold;
    }
}

/* Safari <8 and IE <11 */
@media screen and (min-width: 25em) {
    .form-header {
        color: #fff;
        font-size: 5vw;
        font-size: 4vh;
        margin-top: 20px;
        display: inline-block;
        font-weight: bold;
    }
}

@media screen and (min-width: 50em) {
    .form-header {
        color: #fff;
        font-size: 7vw;
        font-size: 5vh;
        margin-top: 20px;
        display: inline-block;
        font-weight: bold;
    }
}

@media screen and (min-width: 25em) {
    .form-header {
        color: #fff;
        font-size: 5vw;
        font-size: 4vh;
        margin-top: 20px;
        display: inline-block;
        font-weight: bold;
    }
}

/*display mobile when the browser window is 991px width or less*/
@media only screen and (max-width: 991px) {
    .form-header {
        color: #fff;
        font-size: 4vh;
        margin-top: 25px;
        display: inline-block;
        font-weight: bold;
    }
}