.player { 
    background: #898989;
    border-radius: 10px;
    padding: 30px;
    width: 85%; 
    max-width: 100%; 
    display: flex;
    align-items: center;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);

    margin-left: auto;
    margin-right: auto;
    z-index: 10;
}

        .player button {
            background: none;
            border: none;
            outline: none;
            color: white;
            font-size: 54px;
            cursor: pointer;
            margin-right: 10px;
        }
        .player input[type="range"] {
            -webkit-appearance: none;
            width: 100%;
            height: 8px;
            background: #ccc;
            border-radius: 5px;
            outline: none;
            padding: 0;
            margin: 0 10px;
        }
        .player input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 16px;
            height: 16px;
            background: white;
            border: 2px solid #00bcd4;
            border-radius: 50%;
            cursor: pointer;
        }
        .player input[type="range"]::-moz-range-thumb {
            width: 16px;
            height: 16px;
            background: white;
            border: 2px solid #00bcd4;
            border-radius: 50%;
            cursor: pointer;
        }
        .player .time {
            color: #00bcd4;
            font-size: 36px;
        }
        .volume-control {
            display: flex;
            align-items: center;
        }
        .volume-control input[type="range"] {
            width: 150px;
            margin-left: 5px;
        }