ul 영역에 관한 질문좀..

<?phpif (!defined('_GNUBOARD_')) exit; // 개별 페이지 접근 불가include_once(G5_LIB_PATH.'/thumbnail.lib.php'); $imgwidth = 175; //표시할 이미지의 가로사이즈$imgheight = 120; //표시할 이미지의 세로사이즈?> <style>#oneshot { position:relative;width:728px;}#oneshot .la_title{position:absolute; left:0; top:0; z-index:100; background:#000; padding:5px; font-size:1em; color:#fff;margin:0 0 0 5px;filter:alpha(opacity=50);opacity:.5;}#oneshot .img_set{width:<?php echo $imgwidth ?>px; height:<?php echo $imgheight ?>px; background:#fafafa;padding:0;}#oneshot .subject_set{width:<?php echo $imgwidth - 13 ?>px; height:58px; padding:5px 10px 10px 3px; z-index:1; bottom:0; left:0;}#oneshot .subject_set .sub_title{color:#333;height:17px;overflow:hidden;padding:3px 0 0 0;font-size:1.2em;font-family:NanumBarunGothic,dotum;}#oneshot .subject_set .sub_content{color:#8c8a8a;height:30px;overflow:hidden;padding:3px 0 0;font-family:NanumGothic,dotum;}  #oneshot ul {list-style:none;margin:0;padding:15px 0 20px 0;}#oneshot li{float:left;list-style:none;text-decoration:none;}.subject_set  a:link, a:visited {color:#333;text-decoration:none}.subject_set  a:hover, a:focus, a:active {color:#e60012;text-decoration:none} /* 폰트불러오기 */@font-face {font-family:'NanumBarunGothic';src: url('<?php echo $latest_skin_url ?>/NanumBarunGothic.eot');}@font-face {font-family:'NanumGothic';src: url('<?php echo $latest_skin_url ?>/NanumGothic.eot');} .portfolio{padding:0 0 5px 0}.portfolio .tit{padding:10px 20px;background:#fff;color:#000;font-weight:bold;font-size:15px;font-family:NotoSansKR Regular;}</style><div id="oneshot">		<div class="portfolio"> 	<div class="tit">PORTFOLIO</div>	</div>	<ul>	<?php for ($i=0; $i<count($list); $i++) { ?>			<li>			<div class="img_set">				<a href="<?php echo $list[$i]['href'] ?>">					<?php                					$thumb = get_list_thumbnail($board['bo_table'], $list[$i]['wr_id'], $imgwidth, $imgheight);    					            					if($thumb['src']) {					$img_content = '<img class="img_left" src="'.$thumb['src'].'" alt="'.$list[$i]['subject'].'" width="'.$imgwidth.'" height="'.$imgheight.'">';					} else {					$img_content = 'NO IMAGE';					}                					echo $img_content;												               					?>				</a>			</div>		</li>	<?php } ?>	</ul></div><div style="clear:both;"></div>