@charset "UTF-8";

.mail_bg {
 	 position: fixed;  
	display: flex;
	align-items: center;   
	justify-content: center;
	width: 100%;
	height: 100vh; /* 화면 전체 높이 */
	background-image: url(/_res/mail/img/mail_bg.jpg);
	background-size: cover;      /* 비율 유지하며 꽉 채움 */
	background-position: center; /* 중앙 정렬 */
	background-repeat: no-repeat;
}