.site-header h2 {
    position: fixed;
    padding: 0;
    margin: 1.75rem auto 0 10rem;
    background: lightslategray;
    color: darkgray;
    font-family: 'Times New Roman', Times, serif;
    text-align: center;
    font-size: 25pt;
    letter-spacing: 15px;
    min-width: 100%;
    overflow: hidden;
    max-height: 100%;
    white-space: nowrap;
    animation: animate 3s linear normal;
}

@keyframes animate {
    0% {
        transform: translateX(100%);
    }
    100% {
        transform: translateX(0);
    }
}

@media screen and (max-width: 700px) {
    .site-header h2 {
        position: fixed;
        padding: 0;
        margin: 1.75rem auto 0 9rem;
        background: lightslategray;
        color: darkgray;
        font-family: 'Times New Roman', Times, serif;
        text-align: center;
        font-size: 12pt;
        letter-spacing: 1px;
        min-width: 100%;
        overflow: hidden;
        max-height: 100%;
        white-space: nowrap;
        animation: animate 3s linear normal;
    }
}