@font-face {
	font-family: 'Pretendard';
	src: url('./fonts/PretendardVariable.ttf') format('truetype');
	font-weight: normal;
	font-style: normal;
}

body {
	font-family: 'Pretendard', 'Noto Sans KR', sans-serif;
	background-color: #1d1d1d;
}

/* Side Navigation */
.side-nav {
    height: 100%;
    width: 250px;
    position: fixed;
    z-index: 200;
    top: 0;
    left: 0;    
    background-color: #111;
    overflow-x: hidden;
    transition: 0.5s;
    padding-top: 60px;
    transform: translateX(-250px); /* ó������ ȭ�� ���ʿ� ���� */
}

.side-nav.open {
    transform: translateX(0); /* open Ŭ������ �߰��Ǹ� ���̵��� ���� */
}

.side-nav a {
    padding: 8px 8px 8px 32px;
    text-decoration: none;
    font-size: 25px;
    color: #818181;
    display: block;
    transition: 0.3s;
}

.side-nav a:hover {
    color: #f1f1f1;
}

.side-nav .close-btn {
    position: absolute;
    top: 0;
    right: 25px;
    font-size: 36px;
    margin-left: 50px;
}










header {
    border: none;
    width: 100%; /* 100vw 대신 100% 사용 */
    position: fixed; /* relative에서 fixed로 변경 */
    top: 0; /* 상단에 고정 */
    left: 0; /* 좌측에 고정 */
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 10px; /* 상하 패딩 추가 */
    background-color: #ffffff; /* 반투명 검정 */
    z-index: 100; /* 다른 요소들보다 뒤에 위치 */
}

.header-left span,
.header-right img {
  height: 40px;         /* 원하는 동일 높이로 지정 */
  vertical-align: middle;
  display: inline-block;
  line-height: 1;
}

.header-center img {
  height: 60px; /* 로고만 더 크게 */
  vertical-align: middle;
  display: inline-block;
  line-height: 1;
}

.header-left span {
  font-size: 40px;      /* 아이콘 크기도 맞춰줌 */
}

.menu-btn {
	background: none;
	border: none;
	font-size: 2rem;
	cursor: pointer;
	color: #000000;
}












body, main, .video_site, .video_site video {
  margin: 0;
  padding: 0;
}

.video_site {
  width: 100vw;
  overflow-x: hidden;
}

.video_site video {
  width: 100vw;
  min-width: 100vw;
  max-width: 100vw;
  display: block;
  object-fit: cover;
}

.exp_site {
    width: 100vw;
    margin: 0;
    padding: 32px 0 0 0;
    color: #1f1f1f;
    background: rgb(171, 201, 230);
    border-radius: 0;
    box-shadow: none;
}













footer {
    margin-top: 500px;
	text-align: center;
	padding: 20px;
	background-color: transparent;
	color: #ffffff;
	font-size: 60%;
}