Внезапно моя страница ASP имеет прокрутку по оси Y. Как это исправить?

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я пытаюсь что-то сделать с переполнением, а потом вдруг заметил, что получаю панель переполнения на моей оси y на странице asp как это исправить ? вот мой код

Что я уже пробовал:

<%@ Page Title="" Language="vb" AutoEventWireup="false" MasterPageFile="~/teacher.Master" CodeBehind="twwc.aspx.vb" Inherits="St.Peter_Academy.twwc" %>
<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="server">
    <link href="CSS/other.css" rel="stylesheet" type="text/css" />
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="title" runat="server">
</asp:Content>
<asp:Content ID="Content3" ContentPlaceHolderID="body" runat="server">
<br />
    
<br /><br /><br /><br /><br />
<!--eto yung teachers info -->
<div style="border-bottom: 1px solid  black; margin-left: 50%; margin-right: 10%;" >
            <strong>
            <asp:Label ID="Label6" runat="server" Text="Teacher ID:"></asp:Label>
            </strong>
            <asp:Label ID="tid" runat="server" Text="Label" style="border-right: 2px solid black;"></asp:Label>

            <strong>
             <asp:Label ID="Label7" runat="server" Text="Teachername:"></asp:Label>
            </strong>
            <asp:Label ID="tn" runat="server" Text="Label"></asp:Label>

            <strong>
            <asp:Label ID="Label8" runat="server" Text="Adviseree Class:"></asp:Label>
            </strong>
            <asp:Label ID="ta" runat="server" Text="Label"></asp:Label>
            </div>
     <!--end ng yung teachers info --> 

<!--yung margin ng left and right -->
<div style="margin-left: 5%; width: 113%;" >
<!--options-->
<asp:Label ID="Label1" runat="server" Text="Written Work:"></asp:Label>

<asp:Label ID="Label2" runat="server" Text="Grade:"></asp:Label>
    <asp:DropDownList ID="grade" runat="server" AutoPostBack="True">
    </asp:DropDownList>

<asp:Label ID="Label3" runat="server" Text="Section:"></asp:Label>
    <asp:DropDownList ID="Section" runat="server" AutoPostBack="True">
    </asp:DropDownList>

<asp:Label ID="Label4" runat="server" Text="Subject:"></asp:Label>
    <asp:DropDownList ID="Subject" runat="server" AutoPostBack="True">
    </asp:DropDownList>

<asp:Label ID="Label5" runat="server" Text="Quarter:"></asp:Label>
    <asp:DropDownList ID="quarter" runat="server" AutoPostBack="True">
        <asp:ListItem>Quarter1</asp:ListItem>
        <asp:ListItem>Quarter2</asp:ListItem>
        <asp:ListItem>Quarter3</asp:ListItem>
        <asp:ListItem>Quarter4</asp:ListItem>
    </asp:DropDownList>
    <asp:Button ID="Button1" runat="server" Text="Button" />
<br /><br />

<!--end ng options-->
<!--overflow -->
    <asp:Panel ID="Panel1" runat="server">
<div style="width:80%; height:200px; overflow: auto; border: solid black; border-radius: 5px; ">
    <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" 

        DataSourceID="SqlDataSource1" 

        EmptyDataText="There are no data records to display." BackColor="White" 

        BorderColor="#CC9966" BorderStyle="None" BorderWidth="1px" CellPadding="4">
        <Columns>
            <asp:CommandField ShowSelectButton="True" />
            <asp:BoundField DataField="studentid" HeaderText="Student ID" 

                SortExpression="studentid" />
            <asp:BoundField DataField="studname" HeaderText="Studentname" 

                SortExpression="studname" />
            <asp:BoundField DataField="subjectid" HeaderText="Subject ID" 

                SortExpression="subjectid" />
            <asp:BoundField DataField="grade" HeaderText="Grade" SortExpression="grade" />
            <asp:BoundField DataField="section" HeaderText="Section" 

                SortExpression="section" />
            <asp:BoundField DataField="quarter" HeaderText="Quarter" 

                SortExpression="quarter" />
            <asp:BoundField DataField="totalnumberofww" HeaderText="Total number of Written Work" 

                SortExpression="totalnumberofww" />
            <asp:BoundField DataField="totalscoreofww" HeaderText="Total Raw Score of Written Work" 

                SortExpression="totalscoreofww" />
            <asp:BoundField DataField="maxscoreofww" HeaderText="Max Score of Written Work" 

                SortExpression="maxscoreofww" />
            <asp:BoundField DataField="percentageofww" HeaderText="Percentage Score" 

                SortExpression="percentageofww" />
            <asp:BoundField DataField="weightedscoreww" HeaderText="Weighted Score" 

                SortExpression="weightedscoreww" />
            <asp:BoundField DataField="wwrs1" HeaderText="wwrs1" SortExpression="wwrs1" />
            <asp:BoundField DataField="wwms1" HeaderText="wwms1" SortExpression="wwms1" />
            <asp:BoundField DataField="wwrs2" HeaderText="wwrs2" SortExpression="wwrs2" />
            <asp:BoundField DataField="wwms2" HeaderText="wwms2" SortExpression="wwms2" />
            <asp:BoundField DataField="wwrs3" HeaderText="wwrs3" SortExpression="wwrs3" />
            <asp:BoundField DataField="wwms3" HeaderText="wwms3" SortExpression="wwms3" />
            <asp:BoundField DataField="wwrs4" HeaderText="wwrs4" SortExpression="wwrs4" />
            <asp:BoundField DataField="wwms4" HeaderText="wwms4" SortExpression="wwms4" />
            <asp:BoundField DataField="wwrs5" HeaderText="wwrs5" SortExpression="wwrs5" />
            <asp:BoundField DataField="wwms5" HeaderText="wwms5" SortExpression="wwms5" />
            <asp:BoundField DataField="wwrs6" HeaderText="wwrs6" SortExpression="wwrs6" />
            <asp:BoundField DataField="wwms6" HeaderText="wwms6" SortExpression="wwms6" />
            <asp:BoundField DataField="wwrs7" HeaderText="wwrs7" SortExpression="wwrs7" />
            <asp:BoundField DataField="wwms7" HeaderText="wwms7" SortExpression="wwms7" />
            <asp:BoundField DataField="wwrs8" HeaderText="wwrs8" SortExpression="wwrs8" />
            <asp:BoundField DataField="wwms8" HeaderText="wwms8" SortExpression="wwms8" />
            <asp:BoundField DataField="wwrs9" HeaderText="wwrs9" SortExpression="wwrs9" />
            <asp:BoundField DataField="wwms9" HeaderText="wwms9" SortExpression="wwms9" />
            <asp:BoundField DataField="wwrs10" HeaderText="wwrs10" 

                SortExpression="wwrs10" />
            <asp:BoundField DataField="wwms10" HeaderText="wwms10" 

                SortExpression="wwms10" />
        </Columns>
        <FooterStyle BackColor="#FFFFCC" ForeColor="#330099" />
        <HeaderStyle BackColor="#990000" Font-Bold="True" ForeColor="#FFFFCC"  />
        <PagerStyle BackColor="#FFFFCC" ForeColor="#330099" HorizontalAlign="Center" />
        <RowStyle BackColor="White" ForeColor="#330099" />
        <SelectedRowStyle BackColor="#FFCC66" Font-Bold="True" ForeColor="#663399" />
        <SortedAscendingCellStyle BackColor="#FEFCEB" />
        <SortedAscendingHeaderStyle BackColor="#AF0101" />
        <SortedDescendingCellStyle BackColor="#F6F0C0" />
        <SortedDescendingHeaderStyle BackColor="#7E0000" />
    </asp:GridView>
    <asp:SqlDataSource ID="SqlDataSource1" runat="server" 

        ConnectionString="<%$ ConnectionStrings:StConnectionString1 %>" 

        ProviderName="<%$ ConnectionStrings:StConnectionString1.ProviderName %>" 

        SelectCommand="SELECT [studentid], [studname], [subjectid], [grade], [section], [quarter], [totalnumberofww], [totalscoreofww], [maxscoreofww], [percentageofww], [weightedscoreww], [wwrs1], [wwms1], [wwrs2], [wwms2], [wwrs3], [wwms3], [wwrs4], [wwms4], [wwrs5], [wwms5], [wwrs6], [wwms6], [wwrs7], [wwms7], [wwrs8], [wwms8], [wwrs9], [wwms9], [wwrs10], [wwms10] FROM [tblww]">
    </asp:SqlDataSource>
    <br />
    </div>
    </asp:Panel>
    <!--end overflow -->
</div>
<!--end ng position -->

</asp:Content>

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