* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 16px;
    background-color: rgb(143, 222, 236);
}

#canvas {
    background: whitesmoke;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
    color: cyan;
    margin: 0.5rem;
    width: 975px;
    height: 725px;
    margin: 0 auto;
}
#h3 {
    margin-top: 0.5rem;
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    justify-content: center;
}
a {
    text-decoration: none;
}
#legend {
    background: lightsteelblue;
    margin: 0 auto;
    border-radius: 10px;
    margin: 0.25rem auto;
    width: 370px;
    height: 70px;
    padding: 0 auto;
}

#tooltip {
    position: absolute;
    background: #0a0a24;
    color: whitesmoke;
    border-radius: 5px;
    padding: 0.5rem;
    visibility: hidden;
    height: auto;
    width: 150px;
}