body {
            font-family: Arial, sans-serif;
            background-color: #333;
            color: #fff;
            padding: 20px;
        }

        h1 {
            text-align: center;
        }

        .synth-controls {
            margin-bottom: 20px;
        }

        input[type="range"] {
            width: 100%;
            margin-top: 5px;
            -webkit-appearance: none;
            background-color: #fff;
            height: 5px;
            border-radius: 5px;
        }

        input[type="range"]:focus {
            outline: none;
        }

        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 20px;
            height: 20px;
            background-color: #000;
            border-radius: 50%;
            cursor: pointer;
            margin-top: -7px;
        }

        input[type="range"]::-moz-range-thumb {
            width: 20px;
            height: 20px;
            background-color: #000;
            border: none;
            border-radius: 50%;
            cursor: pointer;
        }

        #solfeggioSliders,
        #solfeggioPitchSliders {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-around;
            align-items: flex-start;
        }

        #globalControlPanel {
            background-color: #444;
            padding: 20px;
            border-radius: 10px;
        }

        #loopPlayerControls {
            background-color: #444;
            padding: 20px;
            border-radius: 10px;
        }

        #loopPlayerControls button {
            margin-right: 10px;
            cursor: pointer;
            background-color: #555;
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 5px;
        }

        #loopPlayerControls button:hover {
            background-color: #777;
        }

        #recordIndicator {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: transparent;
            display: inline-block;
        }