.plc-card {
    background-color: #f2f2f2;
    text-align: center;
    border-radius: 8px;
    padding: 16px 24px;
    display: inline-block;
    font-family: Arial, sans-serif;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    min-width: 220px;
}

.plc-label {
    color: #0066cc;
    font-size: 15px;
    margin-bottom: 4px;
    font-weight: 800; /* extra bold */
}

.plc-valor {
    color: #0066cc;
    font-size: 24px;
    font-weight: 800; /* extra bold */
}

.plc-erro {
    color: #cc0000;
    font-size: 14px;
    font-weight: bold;
}