img {
    width: 100%;
}
body {
    font-family: 'Gudea', Arial, Helvetica, sans-serif;
    font-size: 18px;
    line-height: 22px;
}
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    text-transform: uppercase;
}
h1 {
    font-size: 4em;
}
h2 {
    font-size: 3.25em;
}
h3 {
    font-size: 2.5em;
}
h4 {
    font-size: 1.75em;
}
h5 {
    font-size: 1.33em;
}
h6 {
    font-size: 1em;
}
a {
    color: rgb(53,128,68);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
footer {
    position: fixed;
    left: 0;
    bottom: 0;
    height: 5.03vw;
}
footer img {
    width: 100vw;
}
#content {
    display: flex;
    align-items: center;
    justify-content: center; 
    height: calc(100vh - 9.5vw);
}
#content > div {
    width: 20em;
    padding-left: 1em;
    padding-right: 1em;
    text-align: center;
}