.gauge-container {
            background: #f9f9fc;
            border-radius: 28px;
            padding: 1rem;
            margin: 0.5rem 0;
            text-align: center;
        }
        canvas#powerGauge {
            width: 100%;
            max-width: 320px;
            height: auto;
            background: transparent;
        }  
        .input-group-custom {
            margin-bottom: 1rem;
        }