.logo {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    padding: 1em;
    z-index: 1000;
    font-weight: 900;
    text-transform: uppercase;

    display: flex;
    align-items: center;
    justify-content: center;
}

.logo {
    font-size: 3em;
}

@media only screen and (max-width: 768px) {
    .nav {
        padding: 0 0.5em;
    }

    .logo {
        font-size: 1em;
    }
}