Making Rounded Buttons using CSS.

<style type="text/css">
.button_rounded
{
    -moz-border-radius:4em;
    -webkit-border-radius:4em;
    border-radius:4em;
}
</style>

<input type="button" value = "click me" name ="button" class="button_rounded" />
<asp:Button ID="Button1" runat="server" Text="Button" CssClass ="button_rounded" />