/* Estilos CSS */
body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    margin: 0;
    padding: 0;
}

#chart-container {
    width: 80%;
    margin: 20px auto;
    text-align: center;
}

.controls {
    max-width: 600px;
    margin: 20px auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.controls label {
    display: inline-block;
    margin-bottom: 5px;
    font-weight: bold;
}

.controls input[type="text"],
.controls input[type="number"],
.controls select {
    width: 100%;
    padding: 8px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 3px;
    box-sizing: border-box;
}

.controls button {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.controls button:hover {
    background-color: #45a049;
}

.controls button:active {
    background-color: #3e8e41;
}