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

textarea {
    width: 100%;
    height: 150px;
    margin-bottom: 10px;
}

.table-container {
    margin-top: 20px;
}

.section-container {
    border: 2px solid #4CAF50;
    border-radius: 5px;
    margin-bottom: 20px;
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

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

th {
    background-color: #333333;
    color: white;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

tr:nth-child(odd) {
    background-color: #ffffff;
}

.title {
    font-weight: bold;
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    padding: 10px;
    border-radius: 5px 5px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.title:after {
    content: '\25BC'; /* Down arrow */
    font-size: 1.2em;
}

.chart-container {
    margin-top: 20px;
    position: relative;
    height: 400px;
    width: 100%;
}

.collapse-content {
    display: none;
    padding: 10px;
}

.expand-content {
    display: block;
    padding: 10px;
}

.array-section {
    margin-left: 20px;
    padding: 10px;
    border: 2px solid #4CAF50;
    border-radius: 5px;
    margin-bottom: 10px;
}

ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

li {
    padding: 8px;
    border-bottom: 1px solid #ddd;
}

li:last-child {
    border-bottom: none;
}