 0 5px;
            color: #777777;
        }
        /*legend panel*/
        .legend {
            z-index: 1000;
            position: absolute;
            right: 20px;
            bottom: 20px;
            padding: 6px 8px;
            font: 14px Arial, Helvetica, sans-serif;
            background: white;
            background: rgba(255, 255, 255, 0.8);
            box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
            border-radius: 5px;
        }
        .legend i {
            width: 18px;
         