body {
    font-family: 'Helvetica Neue', Arial, Helvetica, sans-serif;
    background-color: #eaf2f8;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}
footer {
    color: black;
}

/*container id*/
#container {
    background-color: white;
    padding: 2rem 3rem;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    text-align: center;
    width: 90%;
    max-width: 960px;
}
/*bar chart title*/
#title {
    font-size: 2rem;
    color: #1a5276;
    margin-bottom: 2rem;
}

/*color of each bar*/
.bar {
    fill: #5dade2;
}
/*color when bar is hovered*/
.bar:hover {
    fill: #2e86c1;
}
/*size of tick on axes*/
.tick {
    font-size: 12px;
}
/*tooltip - text when hovered over bar*/
#tooltip {
    position: absolute;
    background-color: rgba(26,82,118,0.9);
    color: white;
    padding: 10px;
    border-radius: 4px;
    pointer-events: none;
    opacity: 0;
    font-size: 14px;
    transition: opacity 0.2s;
}