.fileUpload {
    position: relative;
    overflow: hidden;
    margin: 10px;
}
.fileUpload input {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    padding: 0;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    filter: alpha(opacity=0);
}
#uploadFile {
  display: inline;
}