express-file-index/assets/viewer.css

A simple file index middleware for Express that serves static files and shows a browser for directories.

[data-color-mode='dark'] {
    --c-preview-card-bg: hsl(0, 0%, 12%);
    --c-btn-control-bg: hsla(0, 0%, 20%, 80%);
    --c-btn-control-bg-hover: hsla(0, 0%, 30%, 80%);
}

[data-color-mode='light'] {
    --c-preview-card-bg: hsl(0, 0%, 97%);
    --c-btn-control-bg: hsla(0, 0%, 85%, 80%);
    --c-btn-control-bg-hover: hsla(0, 0%, 75%, 80%);
}

#viewer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border: none;
    display: flex;
    flex-direction: column;
}
#viewer .topbar {
    display: flex;
    align-items: center;
    padding: 16px 16px 0px 16px;
    gap: 16px;
    flex-shrink: 0;
}
#viewer .topbar .details {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-grow: 1;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    min-width: 0px;
}
#fileName {
    font-size: 18px;
    font-weight: bold;
    color: var(--c-text-normal);
}
#fileDetails {
    font-size: 12px;
    color: var(--c-text-secondary);
}
#content {
    padding: 16px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    overflow: hidden;
}

#content .card {
    margin: auto;
    border-radius: 16px;
    max-height: 100%;
    max-width: 100%;
    overflow: hidden;
    background: var(--c-preview-card-bg);
    border: 1px solid var(--c-border);
}
#content .card > .body {
    max-width: 100%;
    max-height: 100%;
    overflow: auto;
    padding: 20px 16px;
}
#content .card > .body > *:first-child {
    margin-top: 0px;
}
#content .card > .body > *:last-child {
    margin-bottom: 0px;
}

#content .card.column > .body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

#content .card.text,
#content .card.html {
    max-width: 1000px;
    width: 100%;
}
#content .card.text {
    max-width: 1200px;
}

#content .card.text > .body {
    background: none;
    border: none;
    margin: 0px;
    border-radius: 0px;
    font-family: 'Roboto Mono', monospace;
    white-space: pre;
    display: block;
    padding: 12px;
    width: 100%;
}

#content .card.image > .body,
#content .card.video > .body {
    padding: 0px;
    object-fit: contain;
    overflow: auto;
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

#content .card.audio {
    max-width: 500px;
    width: 100%;
    display: flex;
    flex-direction: column;
    flex-shrink: 1;
}
#content .card.audio > .body .controls {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    width: 100%;
    justify-content: center;
}
#content .card.audio > .body .progress {
    width: 100%;
    max-width: 500px;
}
#content .card.audio > .body .times {
    display: flex;
    font-size: 12px;
    color: var(--c-text-secondary);
}
#content .card.audio > .body .times .grow {
    flex-grow: 1;
}

#content .card.video > .body .overlay {
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 16px;
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
}
#content .card.video > .body .overlay.visible {
    opacity: 1;
    transition: none;
}
#content .card.video > .body .overlay > * {
    pointer-events: none;
}
#content .card.video > .body .overlay.visible > * {
    pointer-events: all;
}

#content .card.video > .body .controls {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

#content .card.video > .body .controls > * {
    backdrop-filter: blur(8px);
}
#content .card.video > .body .controls button {
    background: var(--c-btn-control-bg);
}
#content .card.video > .body .controls button:hover,
#content .card.video > .body .controls button:focus-visible {
    background: var(--c-btn-control-bg-hover);
}
#content .card.video > .body .controls .progress {
    flex-grow: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    height: 36px;
    padding: 0px 12px;
    background: var(--c-btn-control-bg);
    border-radius: 8px;
    font-size: 12px;
    color: var(--c-text-normal);
    --c-slider-track-bg: var(--c-btn-control-bg-hover);
}

#content video,
#content img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

@media (max-width: 600px) {
    
    #viewer .topbar {
        padding: 16px 8px 0px 8px;
    }
    #content {
        padding: 16px 8px 8px 8px;
    }

}