html, body {
    margin: 0;
    height: 100%;
    overflow: hidden
}

html {
    overflow-y: hidden;
    position: fixed;
}

body {
    min-height: 100vh; /* 100vh*/
    width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    background-color: #272727;
    overflow-y: hidden;
    overflow-x: hidden;
    position: fixed;
}

#game-board {
    background-color: #89bd4c;
    width: 100vmin;
    height: 100vmin;
    display: none;
    grid-template-rows: repeat(21, 1fr);
    grid-template-columns: repeat(21, 1fr);
}

#menu {
    background-color: #89bd4c;
    width: 100vmin;
    height: 100vmin;
    display: flex;
    justify-content: center;
    align-items: center;
}


img {
    width: 100%;
}

#score {
    font-size: 1.5vh;
}

#menu img {
    max-width: 1000px;
    max-height: 1000px;
    vertical-align: middle;
}