body {
    margin: 0;
}

#page {
    height: 100vh;
}

#area {
    border: 1px solid gray;
    padding: 8vw 10vw;
    margin: 0;
    width: max-content;
}

#circle {
    position: absolute;
    background-color: red;
    top: 0;
    left: 0;
    width: 30px;
    height: 30px;
    border-radius: 30px;
    transition: transform 0.3s;
}