私はそのようなレイアウトを持っています...
<div style="width: 99%; border: 1px dotted #0683DA; padding: 8px;">
    <h3>Some Header</h3>
    <div class="d-dataGridBodyRow" style="padding: 0px">
        <table style="vertical-align: top;">
            <tr>
                <td colspan="4" id="ErrMsg" runat="server">
                </td>
            </tr>
            <tr>
                <td style="vertical-align: top; width: 15%;">
                    <p class="FieldLabel">
                        Field 1:</p>
                </td>
                <td>
                    <asp:TextBox ID="Field1" runat="server"></asp:TextBox>
                </td>
                <td style="vertical-align: top; width: 15%;">
                    <p class="FieldLabel">
                        Field 2:</p>
                </td>
                <td valign="top">
                    <asp:TextBox ID="Field2" runat="server"></asp:TextBox>
                </td>
            </tr>
            <tr>
                <td style="vertical-align: top; width: 15%;">
                    <p class="FieldLabel">
                        Field 3:</p>
                    <br />
                    <asp:RegularExpressionValidator ID="Field3Validator" runat="server" ControlToValidate="Field3"
                        ErrorMessage="Some message." ValidationExpression="^\d{16}"
                        EnableClientScript="true" CssClass="errortext" />
                </td>
                <td valign="top">
                    <asp:TextBox ID="Field3" runat="server" MaxLength="16"></asp:TextBox>
                </td>
                <td style="vertical-align: top; width: 15%;">
                    <p class="FieldLabel">
                        Field 4:</p>
                    <br />
                    <asp:RegularExpressionValidator ID="Field4Validator" runat="server" ControlToValidate="Field4"
                        ErrorMessage="Some message."
                        ValidationExpression="\A[A-HJ-NPR-Z\d]{11}\d{6}\z" EnableClientScript="true"
                        CssClass="errortext" />
                </td>
                <td valign="top">
                    <asp:TextBox ID="Field4" runat="server" MaxLength="17"></asp:TextBox>
                </td>
            </tr>
            <tr>
                <td style="vertical-align: top; width: 15%;">
                    <p class="FieldLabel">
                        Field 5:</p>
                    <br />
                    <asp:RegularExpressionValidator ID="Field5Validator" runat="server" ControlToValidate="Field5"
                        ErrorMessage="Some message."
                        ValidationExpression="\A[A-HJ-NPR-Z\d]{11}\d{6}\z" EnableClientScript="true"
                        CssClass="errortext" />
                </td>
                <td valign="top">
                    <asp:TextBox ID="Field5" runat="server"></asp:TextBox>
                </td>
                <td style="vertical-align: top; width: 15%;">
                </td>
                <td valign="top">
                </td>
            </tr>
            <tr>
                <td colspan="4">
                    <div class="d-formSubmitCont" style="padding-right: 20px;">
                        <!-- <asp:LinkButton CssClass="b-primaryBtnArrow" ID="Cancel" runat="server"><span>Cancel</span></asp:LinkButton> -->
                        <asp:LinkButton CssClass="b-primaryBtnArrow" ID="Find" runat="server" OnClick="Find_Click"
                            CausesValidation="true"><span>Find</span></asp:LinkButton>
                    </div>
                </td>
            </tr>
        </table>
    </div>
</div>
...ただし、アウターdivはの高さのみにまたがってh3いますが、インナーの高さにもまたがるようにするにはどうすればdivよいですか?