JSFiddle - React, Tailwind, and code Playground

HTML

<form action="" method="post">
    <input type="text" value="Type Your Email" class="field" />
    <input type="submit" value="Submit" class="submit" />
</form>

JavaScript

$('.field').on('focus', function () {

    if ($(this).val() == 'Type Your Email') {
        $(this).val('');
    }

});

$('.field').on('blur', function () {
    if ($(this).val() == "") {
        $(this).val("Type Your Email");
    }
});