CocoRoboDesktop/kityminder-editor/dist/kityminder.core.css

.km-view {
    font-family: "STHeitiSC-Light", "STHeiti", "Hei", "Heiti SC", "Microsoft Yahei", Arial, sans-serif;
    -webkit-user-select: none;
    user-select: none;
    position:  relative;
}

.km-view .km-receiver {
    position: absolute;
    left: -99999px;
    top: -99999px;
    width: 20px;
    height: 20px;
    outline: none;
    margin: 0;
}

.km-view image {
    cursor: zoom-in;
}

.km-image-viewer {
    position: fixed;
    z-index: 99999;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, .75);
}

.km-image-viewer .km-image-viewer-container {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    white-space: nowrap;
    overflow: auto;
}

.km-image-viewer .km-image-viewer-container::before {
    content: '';
    display: inline-block;
    height: 100%;
    width: 0;
    font-size: 0;
    vertical-align: middle;
}

.km-image-viewer .km-image-viewer-container img {
    cursor: zoom-out;
    vertical-align: middle;
}

.km-image-viewer .km-image-viewer-container img.limited {
    cursor: zoom-in;
    max-width: 100%;
    max-height: 100%;
}

.km-image-viewer .km-image-viewer-toolbar {
    z-index: 1;
    background: rgba(0, 0, 0, .75);
    text-align: right;
    transition: all .25s;
}

.km-image-viewer .km-image-viewer-toolbar.hidden {
    transform: translate(0, -100%);
    opacity: 0;
}

.km-image-viewer .km-image-viewer-btn {
    cursor: pointer;
    outline: 0;
    border: 0;
    width: 44px;
    height: 44px;
    background: url(data:image/svg+xml;base64,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);
}

.km-image-viewer .km-image-viewer-toolbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.km-image-viewer .km-image-viewer-close {
    background-position: 0 -44px;
}