.source-filter-container {
    background: #f5f5f5;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    border: 1px solid #ddd;
}

    .source-filter-container label {
        margin-right: 10px;
        font-weight: bold;
    }

    .source-filter-container select {
        padding: 5px 10px;
        font-size: 14px;
        min-width: 200px;
    }

[data-datapoint].hidden-by-filter {
    display: none;
}