.leaflet-container:after {
    content: '';
    opacity: 0;
    transition: opacity 125ms ease-in-out;
    color: #fff;
    font-size: 22px;
    justify-content: center;
    display: flex;
    align-items: center;
    padding: 15px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, .5);
    z-index: 461;
    pointer-events: none;
}

.leaflet-gesture-handling-scroll-warning:after, .leaflet-gesture-handling-touch-warning:after {
    opacity: 1;
}

.leaflet-gesture-handling-touch-warning:after {
    content: attr(data-gesture-handling-touch-content)
}

.leaflet-gesture-handling-scroll-warning:after {
    content: attr(data-gesture-handling-scroll-content)
}