<style>
body{
    margin:0;
    font-family:gulim;
    background:#ffffff; /* 🔥 완전 흰색 */
}

/* 전체 */
.container{
    width:780px;
    margin:20px auto;
}

/* 메인 */
.main{
    display:flex;
    background:#fff;
    border:2px solid #000000; /* 🔥 테두리만 */
}

/* 좌측 */
.sidebar{
    width:175px;
    background:#F5F5F5;
    border-right:1px solid #c0c0c0;
    padding:8px;
}

/* 로고 */
.logo{
    text-align:center;
    padding:10px 0;
}

/* 🔥 입체 메뉴 유지 */
.menu{
  height:35px;
  margin-bottom:5px;
  background: linear-gradient(#ffffff, #e9e9e9);
  box-shadow: 
    inset 1px 1px 0 #fff,
    inset -1px -1px 0 #c0c0c0;
  transition: all 0.2s;
}

.menu a{
  display:flex;
  justify-content:center;
  align-items:center;
  width:100%;
  height:100%;
  text-decoration:none;
  color:#333;
  font-weight:bold;
}

/* hover */
.menu:hover{
  background: linear-gradient(#fdfefe, #dfe4df);
}

/* 클릭 */
.menu:active{
  box-shadow: 
    inset 3px 3px 5px rgba(0,0,0,0.2);
}

/* 본문 */
.content{
    flex:1;
    padding:15px;
}

/* 제목 */
.title-wrap{
    position:relative;
    margin-bottom:10px;
    padding-left:35px;
}

.main_bg1{
    position:absolute;
    left:-16px;
    top:-15px;
    width:25px;
    height:25px;
    background:url('/xe/main_bg1.gif') no-repeat;
}

.title{
    font-size:13px;
    font-weight:bold;
}

/* 박스 */
.inner{
    border:1px solid #ccc;
}

/* 헤더 */
.inner-head{
    display:flex;
    align-items:center;
    gap:10px;
    padding:5px;
    border-bottom:1px solid #ddd;
}

/* 텍스트 */
.text{
    height:500px;
    display:flex;
    justify-content:center;
    align-items:center;
    text-align:center;
}

/* 하단 */
.footer{
    margin-top:10px;
    height:30px;
    border:1px solid #c0c0c0;
    display:flex;
    justify-content:center;
    align-items:center;
    font-weight:bold;
    background:#fff;
}
</style>