* { 
    margin:0; 
    padding:0; 
    box-sizing: border-box;
}

@media (min-aspect-ratio: 1/1) {
    html {
        background-color: #365733;
    }
    body {
        background-color: #82a67d;
        width: 95vh;
        height: 95vh;
        margin: 0 auto;
        margin-top: 2.5vh;
        box-shadow: 0vh 0vh 3vh #5c7558;
    }
    #logo_image {
        position: relative;
        display: block;
        width: 85vh;
        margin: 0 auto;
        top: 0vh;
    }
}

@media (max-aspect-ratio: 1/1) {
    html {
        background-color: #365733;

    }
    body {
        background-color: #82a67d;
        width: 95vw;
        height: 95vw;
        margin: 0 auto;
        margin-top: 2.5vw;
        box-shadow: 0vw 0vw 3vw #5c7558;
    }
    #logo_image {
        position: relative;
        display: block;
        width: 85vw;
        margin: 0 auto;
        top: 0vw;
    }
}