body,html {
    width: 100vw;
    height: 100vh;
}

#wrapper {
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

#logo {
    width: 50%;
}

@media (max-width: 600px) {
    #logo {
        width: 80%;
    }
}