.kjl-banner-wrap {
    display: flex;
}
.kjl-banner {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    line-height: 0;
    transition: transform .3s ease, opacity .3s ease, box-shadow .3s ease;
}
.kjl-banner picture,
.kjl-banner img {
    display: block;
    width: 100%;
    height: auto;
}
.kjl-banner-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 6 / 5;
    background: #eef1f5;
    border: 1px dashed #9aa5b1;
    color: #52606d;
    font: 13px/1.4 sans-serif;
    text-align: center;
    padding: 12px;
}