Code sladar

<style>
        .bottom-alert {
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            background-color: #204ecf;
            color: #fff;
            padding: 10px;
            text-align: center;
            display: none;
            width: 200px;
            border-radius: 5px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
           z-index: 999999;
        }
    </style>
<div class='bottom-alert' id='bottomAlert'>Code Copied!</div>

<script>
    var codeElements = document.querySelectorAll(".copyableCode");
    codeElements.forEach(function(element) {
        element.addEventListener("dblclick", function() {
            copyToClipboard(element);
        });
    });
    function copyToClipboard(element) {
        var tempTextArea = document.createElement("textarea");
        tempTextArea.value = element.textContent;
        document.body.appendChild(tempTextArea);
        tempTextArea.select();
        tempTextArea.setSelectionRange(0, 99999); 
        document.execCommand("copy");
        document.body.removeChild(tempTextArea);
        
        showBottomAlert();
    }
    function showBottomAlert() {
        var bottomAlert = document.getElementById("bottomAlert");
        bottomAlert.style.display = "block";
        setTimeout(function() {
            bottomAlert.style.display = "none";
        }, 3000);
    }
</script>