html, body {
        height: 100%;
        margin: 0;
        padding: 0;
        overflow: hidden;
    }
    
    body {
        background: #ffffff;
        display: flex;
        flex-direction: column;
    }
    
    #frmCheckboxes {
        height: 100%;
        display: flex;
        flex-direction: column;
        margin: 0;
        padding: 0;
    }
    
  #chartprice {
    height: 520px; 
    width: 100%;
}
    
    .checkbox-container {
    height: auto;
    min-height: 40px;
    padding: 0;
    display: flex;
    align-items: center;        
    justify-content: center;     
    background: #ffffff;
    margin: 0 auto;              
    width: 100%;
}

.center {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    width: 100%;
    text-align: center;          
    display: flex;
    align-items: center;
    justify-content: center;      
    gap: 20px;                    
}

.center label {
    margin: 0;                    
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;          
}
    
    .center input[type="checkbox"] {
        margin-right: 5px;
        width: 16px;
        height: 16px;
        cursor: pointer;
    }
    
    .center font {
        font-weight: 400;
    }
    
    .highcharts-tooltip table {
        font-family: 'Inter', sans-serif;
        font-size: 16px;
    }
    

    .highcharts-range-selector-buttons {
        top: 10px;
    }
    
    /* Medium screens (tablets) */
@media (max-width: 768px) {
    .center {
        font-size: 15px;
        gap: 12px 20px;
    }
}

/* Small screens (mobile) */
@media (max-width: 480px) {
    .checkbox-container {
        padding: 12px 0;     /* More padding on mobile */
    }
    
    .center {
        font-size: 14px;
        gap: 10px 15px;
    }
    
    .center label {
        white-space: normal;  /* Allow text to wrap on very small screens */
        text-align: center;
        flex-direction: column; /* Stack checkbox above text if needed */
    }
    
    .center input[type="checkbox"] {
        margin-right: 0;
        margin-bottom: 4px;   
    }
}

/* Very small screens */
@media (max-width: 350px) {
    .center {
        flex-direction: column; 
        gap: 8px;
    }
    
    .center label {
        width: 100%;
        justify-content: center;
    }
}
/* Force all text to #002554 */
* {
    color: #002554 !important;
}

/* Override any specific Highcharts elements that might need the color */
.highcharts-title,
.highcharts-axis-title,
.highcharts-axis-labels,
.highcharts-legend-item text,
.highcharts-range-selector-buttons text,
.highcharts-button text,
.highcharts-tooltip text,
.highcharts-tooltip span,
.highcharts-tooltip td,
.highcharts-label text {
    color: #002554 !important;
    fill: #002554 !important; /* For SVG text elements */
}

/* Credits text */
.highcharts-credits {
    color: #002554 !important;
    fill: #002554 !important;
}

/* Any other text elements */
body, 
form, 
div, 
p, 
h1, 
h2, 
h3, 
h4, 
h5, 
h6,
a,
span {
    color: #002554 !important;
}

.highcharts-credits {
    font-size: 9px !important;
    color: #BFC8D4 !important;
    fill: #BFC8D4 !important;
	letter-spacing: 2px;
}