#gfsSignup .fields {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

#gfsSignup .fields .field {
    margin-bottom: 10px;
    width: 100%;
}

#gfsSignup .fields .field button {
    width: 100%;
}

@media (min-width: 576px) {
    #gfsSignup .fields .field {
        width: 32%;
        margin-right: 1%;
        flex-grow: 1;
        position: relative;
    }

    #gfsSignup .fields .field button {
        margin-top: 23px;
    }
}