#wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-flow: column nowrap;
    height: 100%;
    background-image: url(../img/index-img.png);
    background-repeat: no-repeat;
    background-position: left bottom;
    background-size: 26rem;
}
#wrap .img_wrap {
    width: 18rem;
    margin-bottom: 18rem;
}
#wrap .img_wrap img {
    width: 100%;
}
@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
#wrap .loading {
    width: 4rem;
    animation: rotate 1s linear infinite; /* 회전 애니메이션 적용 */
}
#wrap .loading img {
    width: 100%;
}