.share-clipboard-popover {
    display: inline-flex;
    cursor: pointer;
    align-items: center;
    position: relative;
    z-index: 2;
}

.share-clipboard-popover-tooltip {
    padding: 2px 6px;
    font-size: 12px;
    white-space: nowrap;
    background-color: rgba(0,0,0,0.75);
    color: #fff;
    border-radius: 4px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .15s;
}

.share-clipboard-popover:hover .share-clipboard-popover-tooltip {
    opacity: 1;
}