.player {
            background-color: #3a3a3a;
            border-radius: 10px;
            width: 400px;
            padding: 20px;
            text-align: center;
            box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.2);
        }
        .player .title {
            color: white;
            font-size: 18px;
            margin-bottom: 20px;
        }
        .controls {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .controls button {
            background-color: transparent;
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }
        .postep {
            width: 100%;
            height: 5px;
            background-color: #bbb;
            margin: 10px 0;
        }
        .postep input {
            width: 100%;
            background-color: #76b900;
            border: none;
            outline: none;
        }
        .volume {
            display: flex;
            align-items: center;
        }
        .volume input {
            width: 100px;
        }