.chartcontrol {
    font-family: 'Segoe UI', Arial, sans-serif;
}

.chartcontrol .btn-primary {
    background-color: #3498db;
    border-color: #2980b9;
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 0.9em;
    transition: background-color 0.2s;
    text-decoration: none;
}

.chartcontrol .btn-primary:hover {
    background-color: #2980b9;
}

.chartcontrol .dropdown-menu {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    padding: 5px 0;
    min-width: 200px;
}

.chartcontrol .dropdown-menu li a {
    color: #2c3e50;
    padding: 8px 15px;
    font-size: 0.9em;
    text-decoration: none;
    display: block;
}

.chartcontrol .dropdown-menu li a:hover {
    background-color: #f8f9fa;
    color: #3498db;
}

.chartcontrol .dropdown-menu .selected {
    color: #3498db;
    font-weight: 600;
}

.chartcontrol .dropdown-menu .divider {
    height: 1px;
    margin: 5px 0;
    background-color: #f0f0f0;
}

.chartcontrol .dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chartcontrol .dropdown-toggle::after {
    margin-left: 10px;
}