body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background: #f4f4f4;
}

.container {
    max-width: 1100px;
    margin: auto;
    background: white;
    padding: 20px;
    border-radius: 10px;
}

h1, h2 {
    text-align: center;
}

.inputs {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

input {
    padding: 6px;
    width: 100px;
}

button {
    padding: 10px 20px;
    cursor: pointer;
}

.chart-container {
    display: flex;
    justify-content: center;
}

canvas {
    border: 1px solid #999;
    background: white;
}

.table-container {
    margin-top: 20px;
    max-height: 400px;
    overflow-y: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    background: #444;
    color: white;
}

th, td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: center;
}

tbody tr:nth-child(even) {
    background: #f2f2f2;
}