jellyfin-web/dashboard-ui/dashboardhosting.html

<div id="dashboardHostingPage" data-role="page" class="page type-interior advancedConfigurationPage withTabs" data-helpurl="https://github.com/MediaBrowser/Wiki/wiki/Hosting%20Settings">

    <div data-role="content">
        <div class="content-primary">

            <form class="dashboardHostingForm">

                <ul data-role="listview" class="ulForm">
                    <li>
                        <paper-input type="number" id="txtPortNumber" label="${LabelLocalHttpServerPortNumber}" pattern="[0-9]*" required="required" min="1"></paper-input>
                        <div class="fieldDescription">${LabelLocalHttpServerPortNumberHelp}</div>
                    </li>
                    <li>
                        <paper-input type="number" label="${LabelPublicHttpPort}" id="txtPublicPort" pattern="[0-9]*" required="required" min="1"></paper-input>
                        <div class="fieldDescription">${LabelPublicHttpPortHelp}</div>
                    </li>
                    <li>
                        <paper-input type="number" id="txtHttpsPort" pattern="[0-9]*" required="required" min="1" label="${LabelHttpsPort}"></paper-input>
                        <div class="fieldDescription">${LabelHttpsPortHelp}</div>
                    </li>
                    <li>
                        <paper-input type="number" id="txtPublicHttpsPort" pattern="[0-9]*" required="required" min="1" label="${LabelPublicHttpsPort}"></paper-input>
                        <div class="fieldDescription">${LabelPublicHttpsPortHelp}</div>
                    </li>
                    <li>
                        <paper-input type="text" id="txtCertificatePath" label="${LabelCustomCertificatePath}" style="display: inline-block; width: 80%;"></paper-input>
                        <button type="button" is="paper-icon-button-light" id="btnSelectCertPath" title="${ButtonSelectDirectory}"><iron-icon icon="search"></iron-icon></button>
                        <div class="fieldDescription">${LabelCustomCertificatePathHelp}</div>
                    </li>
                    <li>
                        <paper-input id="txtDdns" type="text" label="${LabelExternalDDNS}"></paper-input>
                        <div class="fieldDescription">${LabelExternalDDNSHelp}</div>
                    </li>
                    <li>
                        <paper-checkbox id="chkEnableHttps">${LabelEnableHttps}</paper-checkbox>
                        <div class="fieldDescription paperCheckboxFieldDescription">${LabelEnableHttpsHelp}</div>
                    </li>
                    <li>
                        <paper-checkbox id="chkEnableUpnp">${LabelEnableAutomaticPortMap}</paper-checkbox>
                        <div class="fieldDescription paperCheckboxFieldDescription">${LabelEnableAutomaticPortMapHelp}</div>
                    </li>
                </ul>

                <ul data-role="listview" class="ulForm">
                    <li>
                        <button type="submit" data-role="none" class="clearButton">
                            <paper-button raised class="submit block"><iron-icon icon="check"></iron-icon><span>${ButtonSave}</span></paper-button>
                        </button>
                    </li>

                </ul>
            </form>

        </div>
    </div>
</div>