space 없는 영문단어 줄바꿈 (word - wrap)

<style type="text/css">
.item td { width:30px;word-wrap : break-word ;word-break : normal}
</style>


<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="false" DataKeyNames="ID" DataSourceID="SqlDataSource1" CssClass="item">