SillyTavern/public/scripts/extensions/attachments/style.css

.attachmentsList:empty {
    width: 100%;
    height: 100%;
}

.attachmentsList:empty::before {
    display: flex;
    align-items: center;
    justify-content: center;
    content: "No data";
    font-weight: bolder;
    width: 100%;
    height: 100%;
    opacity: 0.8;
    min-height: 3rem;
}

.attachmentListItem {
    padding: 10px;
}

.attachmentListItemSize {
    min-width: 4em;
    text-align: right;
}

.attachmentListItemCreated {
    text-align: right;
}