.ph-cover {
    background-color: #FFFFFF;
    border: 1px solid #000000;
    height: auto;
    padding: 20px;
    width: 640px;
}


.ph-contact-button {
    color: #FFFFFF;
    height: 48px;
    overflow: hidden;
    margin-bottom: 12px;
    padding: 0;
}

.ph-contact-button button {
    border-radius: unset;
    font-family: 'Dosis', sans-serif;
    font-size: 14px;
    font-weight: 300;
    height: 100%;
    letter-spacing: 0.1em;
    padding: 5px 8px;
    text-transform: uppercase;
    width: 100%;
    -webkit-appearance: none;
    -moz-appearance: none;
}



/* Small devices (tablets, 768px and up) */
@media (min-width: 768px) {
    .ph-contact-button button {
        font-size: 11px;
    }

}


/* Medium devices (desktops, 992px and up) */
@media (min-width: 992px) {
    .ph-contact-button button {
        font-size: 12px;
    }


}


/* Large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    .ph-contact-button button {
        font-size: 14px;
    }

}