상단부분이 로그인하면 2열로되는데 default.css어느부분을 수정하면될까요? 채택완료

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<p>#tnb {border-bottom:1px solid #ddd;background:#fff}</p>

<p>#tnb h3 {position:absolute;font-size:0;line-height:0;overflow:hidden}</p>

<p>#tnb ul {margin:0 auto;zoom:1}</p>

<p>#tnb ul:after {display:block;visibility:hidden;clear:both;content:""}</p>

<p>#tnb li {float:right;border-left:1px solid #ddd;margin-bottom:-1px;font-size:0.92em}</p>

<p>#tnb a {display:inline-block;padding:0 10px;color:#646464;line-height:35px}</p>

<p>#tnb a:focus, #tnb a:hover {color:#253dbe;background:#fafafa}</p>

<p>#tnb .tnb_admin a{color:#ff0000;}</p>

<p>#tnb .tnb_left{float:left}</p>

<p>#tnb .tnb_left a{padding:0 14px}</p>

<p>#tnb .tnb_cart{border-right:1px solid #ddd;}</p>

<p>#tnb .tnb_community{border-right:1px solid #ddd}</p>

<p>#tnb .tnb_community i{font-size:15px}</p>

<p>#tnb .tnb_community{background:#e7e7e7;font-weight:bold;}</p>

<p>#tnb .tnb_community:focus, #tnb .tnb_community:hover {color:#333;border-bottom:0}</p>

<p>#tnb .tnb_community a{color:#253dbe;border-bottom:1px solid #e7e7e7}</p>

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