html {
    background-color: rgb(190, 182, 182);
}

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

#randomButton {
    position: absolute;
    background: rgba(128, 128, 128);
    width: 200px;
    height: 200px;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    padding: 20px;
    border-radius: 100%;
    border-color: black;
    font-size: 25px;
}