.keyboard {
            display: none;
            position: absolute;
            /*bottom: 20px;*/
            bottom: auto;
            background: #fff;
            border: 1px solid #ccc;
            padding: 10px;
            border-radius: 5px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            grid-template-columns: repeat(10, 1fr);
            grid-template-rows: repeat(3, auto) 1fr; /* Allocate rows for keyboard layout */
            grid-gap: 5px;
            text-align: center;
            z-index: 1099;
        }

        .key-btn {
            font-size: 18px;
            padding: 10px;
            border: none;
            background: #f0f0f0;
            cursor: pointer;
            border-radius: 5px;
            font-weight: 600;
        }

        .key-btn:hover {
            background: #e0e0e0;
        }

        .clear-btn {
            background: #ff6666;
            color: white;
        }

        .submit-btn {
            font-size: 18px;
            padding: 10px;
            border: none;
            cursor: pointer;
            border-radius: 5px;
            font-weight: 600;
            background: #4CAF50;
            color: white;
            grid-column: span 2;
        }

        .special-btn {
            font-size: 18px;
            padding: 10px;
            border: none;
            background: #f0f0f0;
            cursor: pointer;
            border-radius: 5px;
            font-weight: 600;
            /*grid-column: span 2;*/
        }
        .blank-btn{
            grid-column: span 1;
            border: none;
            background-color: #FFF;
        }

        .keyboard button {
            /*width: 50px;*/
            height: 50px;
            width: 100%;
        }

        .keyboard .space-btn {
            grid-column: span 5;
        }

        .backspace-btn{
            background: #ffa500;
        }