diff --git a/css/default.css b/css/default.css
index 2633a179f..93c6490c4 100644
--- a/css/default.css
+++ b/css/default.css
@@ -33,7 +33,7 @@ a:active {color:#000;text-decoration:underline}
 #to_content a:active {width:100%;height:75px;background:#21272e;color:#fff;font-size:2em;font-weight:bold;text-align:center;text-decoration:none;line-height:3.3em}
 
 /* 이미지 등비율 리사이징 */
-.img_fix {float:left;width:100%;height:auto}
+.img_fix {width:100%;height:auto}
 
 /* 캡챠 자동등록(입력)방지 기본 */
 #captcha img {border:1px solid #cfded8;border-right:0}
diff --git a/css/mobile.css b/css/mobile.css
index 31ec572ea..5911a8dce 100644
--- a/css/mobile.css
+++ b/css/mobile.css
@@ -29,7 +29,7 @@ pre {overflow-x:scroll;font-size:1.1em}
 .to_content a {z-index:100000;position:absolute;top:0;left:0;width:0;height:0;font-size:0;line-height:0;overflow:hidden}
 
 /* 이미지 등비율 리사이징 */
-.img_fix {float:left;width:100%;height:auto}
+.img_fix {width:100%;height:auto}
 
 /* 캡챠 자동등록(입력)방지 기본 */
 #captcha img {height:1.8em;border:1px solid #cfded8;border-right:0}