  width: 50px;
        }

        .theme-switch input {
            display:none;
        }

        .slider {
            background-color: #333;
            bottom: 0;
            cursor: pointer;
            left: 0;
            position: absolute;
            right: 0;
            top: 0;
            transition: .4s;
            border-radius: 34px;
        }

        .slider:before {
            background-color: #fff;
            bottom: 4px;
            content: "";
           