如何让textbox看起来像一条直线

.text1
    {
       border-left: 0px outset #ffffff;
       border-right: 0px outset #ffffff;
       border-top: 0px outset #ffffff;
       border-bottom: 1px outset #ffffff;
        font-family: 仿宋_GB2312;
        font-size: 16pt;
        width: 100%;
        text-align: left;
    }

 拨款：<asp:TextBox CssClass="text" ID="ApprFunds" runat="server" Width="100px" Height="19px"></asp:TextBox>