jellyfin-web/dashboard-ui/forgotpasswordpin.html

<div data-role="page" class="page standalonePage forgotPasswordPinPage" data-theme="b" data-require="scripts/forgotpasswordpin,emby-input,emby-button">

    <div data-role="content">

        <form class="forgotPasswordPinForm" style="text-align: center; margin: 0 auto;">

            <div style="text-align: left;">
                <h2>${HeaderPasswordReset}</h2>

                <div class="inputContainer">
                    <input is="emby-input" type="text" id="txtPin" label="${LabelPasswordRecoveryPinCode}" autocomplete="off" required="required"/>
                </div>

                <div>
                    <button is="emby-button" type="submit" class="raised submit block"><iron-icon icon="check"></iron-icon><span>${ButtonSubmit}</span></button>

                    <button is="emby-button" type="button" class="raised cancel block btnCancel" onclick="history.back();"><iron-icon icon="close"></iron-icon><span>${ButtonCancel}</span></button>
                </div>
            </div>
        </form>

    </div>
</div>