html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
}

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

.logo {
    max-width: 80vw;
    max-height: 80vh;
    width: auto;
    height: auto;
    display: block;
}