style.css 

/* 최근게시물 스킨 (latest) */
.lt {position:relative;margin:10px 0;background:#fff}
.lt .lt_title {display:block;font-size:1.3em;padding:15px 15px 0;line-height:24px;background:#fff}
.lt ul {list-style:none;padding:0 15px;background:#fff;border-bottom:1px solid #e5ecee}
.lt ul li {padding:15px 0;border-bottom:1px solid #e5ecee}
.lt ul li:last-child {border-bottom:0}
.lt ul li:after {display:block;visibility:hidden;clear:both;content:""}
.lt ul li:hover a.lt_tit {color:#3a8afd}
.lt .lt_thumb {display:inline-block;float:left;margin-right:10px}
.lt .lt_thumb img, .lt .lt_thumb video {width:300px !important;height:auto;overflow:hidden}
.lt .lt_tit {display:block;font-size:1.3em;font-weight:bold;max-height:60px;overflow:hidden;padding-bottom:10px}
.lt .lt_info {display:inline-block;position:relative;line-height:20px;color:#828282;font-size:0.925em;vertical-align:top}
.lt .lt_date {color:#828282}
.lt .latest-sel{margin-top:1px}

.lt .lt_more {position:absolute;top:15px;right:15px;color:#3a8afd;background:#fff;border:1px solid #d1d7e5;font-size:0.925em;border-radius:3px;padding:4px 5px;z-index:1}
.lt .lt_cmt {background:#e9eff5;color:#3a8afd;font-size:11px;height:16px;line-height:16px;padding:0 5px;border-radius:3px;vertical-align:middle}

latest,skin.php

// add_stylesheet('css 구문', 출력순서); 숫자가 작을 수록 먼저 출력됨
add_stylesheet('<link rel="stylesheet" href="'.$latest_skin_url.'/style.css?'.time().'">', 1);
$thumb_width = 138;
$thumb_height =80;
$list_count = (is_array($list) && $list) ? count($list) : 0;
$divisor_count = 4;
$start_page_num = $list_count ? '1' : '0';
$is_show_next_prev = ($list_count > 4) ? 1 : 0;
?>

<div class="lt owl-carousel-wrap">
    <a href="<?php echo get_pretty_url($bo_table); ?>" class="lt_title"><strong><?php echo $bo_subject; ?></strong></a>
    <div class="<?php echo $list_count ? 'latest-sel' : ''; ?>">
        <ul class="item">
            <?php
            for ($i=0; $i<$list_count; $i++) {
            $thumb = get_list_thumbnail($bo_table, $list[$i]['wr_id'], $thumb_width, $thumb_height, false, true);
            $img = $thumb['src'] ? $thumb['src'] : '';
            $img_content = $img ? '<img src="'.$img.'" alt="'.$thumb['alt'].'" >' : '';
            $wr_href = get_pretty_url($bo_table, $list[$i]['wr_id']);

            $echo_ul = ( $i && (($i % $divisor_count) === 0) ) ? '</ul><ul class="item">'.PHP_EOL : '';

            echo $echo_ul;
 

font-size를 1.3em 으로해서 정상으로 보이게 하는 방법을 고수님 부탁드림니다