.line {
    fill: none;
    stroke-width: 2.5px;
}

.axis-label {
    font-size: 12px;
    font-weight: bold;
}

.tooltip {
    position: absolute;
    opacity: 0.9;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 8px;
    border-radius: 4px;
    pointer-events: none;
    font-size: 12px;
}

.legend {
    font-size: 12px;
    font-weight: bold;
}

#chart-container {
    display: block;
}

.chart {
    margin-bottom: 50px;
}

.grid line {
    stroke: #ddd;
    stroke-opacity: 0.7;
    shape-rendering: crispEdges;
}

#description-box {
    position: absolute;
    right: 150px;         
    top: 500px;          
    width: 250px;       
    padding: 10px;
    background-color: #f5f5f5;
    border: 1px solid #ccc;   
    border-radius: 5px;
    font-family: Arial, sans-serif;
    color: #333;
}

#description-box p {
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
}