   <div class="input-group mb-3">
        <div class="input-group-prepend">
            <span class="input-group-text"><i class="fa fa-key"></i></span>
        </div>
        {{ form.password(class_="form-control", placeholder="Password") }}
    </div>
    <ul class="form-errors">
        {% for error in form.password.errors %}
            <li>{{ error }}</li>
        {% endfor %}
    </ul>
</div>
<div class="form-group">
    <div class="input-group mb-3">
        <div class="input-group-prepend">
         