html {
    font-size: 62.5%;
}

body {
    min-width: 560px;
    box-sizing: border-box;
    font-family:helvetica, sans-serif;
}

* {
    margin:0;
    padding:0;
}

.content_wrapper {
    margin: 5rem 2rem;
}
#contentindex {
    font-size: 2.4rem;
}

#contentindex a {
    font-size: 1.8rem;
    padding-left: 2rem;
}

.please_note {
    font-size: 1.4rem;
    margin: 1rem 1rem 1rem 4rem;
    color: #333;
}

/* footer */
#footer {
    box-sizing: border-box;
    width: 100%;
    font-size: 1.5rem;
    margin: 0 0 3rem;
    padding: 2rem 0 0;
    border-top: 1px solid #cccccc;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: .8rem;
    justify-items: stretch;
    align-items: center;
}

.footer_about {
    grid-row: 1 / 2;
    grid-column: 1 / 2;
    text-align: center;
}

.footer_contact {
    grid-row: 2 / 3;
    grid-column: 1 / 2;
    text-align: center;
}

.footer_copyright {
    grid-row: 1 / 2;
    grid-column: 2 / 3;
    text-align: center;
}
/* end of footer */