* {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body {
    text-align: center;
}

svg {
    border: 2px solid black;
}

#chart {
    width: 900px;
    margin: auto;
    position: relative;
}

#tooltip {
    position: absolute;
    pointer-events: none;
    text-align: left;
    width: 200px;
    padding: 20px;
    transition: opacity .2s ease-in-out;
}

#tooltip h3 {
    margin: 0;
    margin-bottom: 5px;
}

#tooltip p {
    margin: 0;
    text-align: justify;
    font-size: 15px;
}

circle:hover {
    fill: rgb(255, 0, 85);
    r: 10;
}