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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #fafafa;
    padding: 10px;
}

.chart-container {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 15px;
    padding-bottom: 50px;
    height: 420px;
}

@media (max-width: 600px) {
    .chart-container {
        height: 380px;
        padding: 10px;
        padding-bottom: 45px;
    }
}