i want highlight gridview row in asp.net

<asp:GridView ID="GridView1" runat="server" Width="315px"
            onrowcancelingedit="GridView1_RowCancelingEdit"
            onrowdeleting="GridView1_RowDeleting" onrowediting="GridView1_RowEditing"
            onrowupdating="GridView1_RowUpdating">
            <Columns>
                <asp:CommandField ShowDeleteButton="True" ShowEditButton="True"
                    ShowSelectButton="True" />
                <asp:ButtonField ButtonType="Button" HeaderText="aa" Text="Button" />
            </Columns>
 
            <SelectedRowStyle BackColor="LightBlue" /> 
 
        </asp:GridView>