jellyfin-web/dashboard-ui/channels.html

<div id="channelsPage" data-role="page" data-dom-cache="true" class="page libraryPage channelsPage pageWithAbsoluteTabs" data-title="${HeaderChannels}">

    <div is="emby-tabs" class="libraryViewNav">
        <div class="emby-tabs-slider">
            <button is="emby-button" class="emby-tab-button is-active" data-index="0">
                <div class="emby-button-foreground">${TabLatest}</div>
            </button>
            <button is="emby-button" class="emby-tab-button" data-index="1">
                <div class="emby-button-foreground">${TabChannels}</div>
            </button>
        </div>
    </div>

    <div class="is-active pageTabContent ehsContent" id="latestTab" data-index="0">
        <div class="latestItems"></div>
    </div>
    <div class="pageTabContent ehsContent" id="channelsTab" data-index="1">
        <div class="viewSettings">
        </div>
        <div is="emby-itemscontainer" id="items" class="itemsContainer paddedItemsContainer vertical-wrap" style="text-align:center;"></div>
    </div>

    <div data-role="content">
    </div>
</div>