LANCommander/LANCommander.Server/UI/Components/PageContent.razor

<div class="ant-page-content @Class" style="@Style">
    @ChildContent
</div>

@code {
    [Parameter] public RenderFragment ChildContent { get; set; }
    [Parameter] public string Class { get; set; }
    [Parameter] public string Style { get; set; }
}