diff --git a/src/main/webapp/publish/css/content.css b/src/main/webapp/publish/css/content.css
index 51c2de9c..290d89f2 100644
--- a/src/main/webapp/publish/css/content.css
+++ b/src/main/webapp/publish/css/content.css
@@ -2139,6 +2139,8 @@ button.check_validity:hover  {border: 1px solid #a3a3a3;box-shadow: 0px 0px 5px
 /* right area 문자 미리보기 */
 .send_top .resultcont_right {flex-basis: calc(100% - 68% - 80px); position: relative;min-height:630px;}
 .send_top .send_general.sec .resultcont_right {min-height:auto;}
+.send_top .resultcont_right .tab_phone {display: none; } 
+.send_top .resultcont_right .tab_phone.current {display: block;} 
 /* phone 기본 -- sticky */
 .send_top .resultcont_right .phone {width: 374px; position: absolute; right: -2px; top: 0;}
 .send_top .resultcont_right .phone .phoneIn {background-image: url(/publish/images/content/phoneBg.png); height: 720px; background-size: 100% auto; background-repeat: no-repeat; }