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

body {
    background: #000;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

#container-all {
    position: relative;
    width: 100%;
    height: 100%;
}

#emoji-container {
    position: absolute;
    width: 15vh;
    height: 15vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

#emoji {
    font-size: 15vh;
    color: #fff;
}