Html
<div class="file-input-container">
    <label for="excelFile" class="custom-file-upload">Choose Excel File</label>
    <input type="file" id="excelFile" accept=".xlsx" style="display:none;">
    <span id="fileName" class="file-name">No file chosen</span>
</div>

Css
.file-input-container {
    margin-bottom: 20px;
    text-align: center;
}

.custom-file-upload {
    display: inline-block;
    padding: 10px 20px;
    font-size: 1.1em;
    color: #fff;
    background-color: #007bff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    margin-right: 10px;
}

.custom-file-upload:hover {
    background-color: #0056b3;
    box-shadow: 0px 4px 12px rgba(0, 123, 255, 0.3);
}

.file-name {
    font-size: 1em;
    color: #333;
    vertical-align: middle;
}

Js
document.getElementById("excelFile").addEventListener("change", function() {
    const fileName = document.getElementById("fileName");
    if (this.files.length > 0) {
        fileName.textContent = this.files[0].name;
    } else {
        fileName.textContent = "No file chosen";
    }
});