홈페이지 가입화면이 안나옵니다 ㅠㅠ 왜이럴까요

    <ul id="hd_mb">
        <?php if ($is_member) { ?>
        <?php if ($is_admin) {  ?>
        <?php }  ?>
        <li><a href="<?php echo G5_BBS_URL; ?>/member_confirm.php?url=register_form.php">정보수정</a></li>
        <li><a href="<?php echo G5_BBS_URL; ?>/logout.php?url=shop">로그아웃</a></li>
        <?php } else { ?>
        <li><a href="<?php echo G5_BBS_URL; ?>/register.php">회원가입</a></li>
        <li><a href="<?php echo G5_BBS_URL; ?>/login.php?url=<?php echo $urlencode; ?>"><b>로그인</b></a></li>
        <?php } ?>
        <li><a href="<?php echo G5_SHOP_URL; ?>/mypage.php">마이페이지</a></li>
        <li><a href="<?php echo G5_SHOP_URL; ?>/cart.php"> 장바구니</a></li>
        <li class="tnb_cart"><a href="<?php echo G5_BBS_URL; ?>/qalist.php"> 1:1문의하기</a></li>
    </ul>

이렇게 되어있고....

css가 적용이 되어야하는데

css적용이안됩니다........

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