묻고답하기

<style>

.stable{
        border-top:2px solid #FF0000;
        border-bottom:2px solid #FF0000;
        border-left:0px;
        border-right:0px;
}
.std{
        border-top:0px solid #FF0000;
        border-bottom:1px solid #FF0000;
        border-left:0px;
        border-right:0px;
}
.etd{
        border-top:0px solid #FF0000;
        border-bottom:0px solid #FF0000;
        border-left:0px;
        border-right:0px;
}

</style>
<BODY>
<table class="stable" border="1" width=500>
        <tr>
                <td class="std">
                         
                </td>
                 <td class="std">
                         
                </td>
                 <td class="std">
                         
                </td>
        </tr>
        <tr>
                 <td class="std">
                         
                </td>
                 <td class="std">
                         
                </td>
                 <td class="std">
                         
                </td>
        </tr>
        <tr>
                 <td class="std">
                         
                </td>
                 <td class="std">
                         
                </td>
                 <td class="std">
                         
                </td>
        </tr>
        <tr>
                 <td class="etd">
                         
                </td>
                 <td class="etd">
                         
                </td>
                 <td class="etd">
                         
                </td>
        </tr>
</table>

이렇게 하면 <td> 와 <td> 사이
즉.. 컬럼과 컬럼 사이가 뜨게됩니다.

네이트 클럽같은곳을 가보면 컬럼과 컬럼사이도 끊어지지 않고 죽 이어져 있는데 말입니다.
이걸 어떻게 해야 끊어지지 않도록 할수 있는지요?