.bubble {
    background: #202228;
    border-radius: 5px;
    box-shadow: 0 2px 6px #0000000F;
    color: #FFFFFF;
    display: none;
    font-size: 1.4rem;
    max-width: 500px;
    padding: 10px;
    position: absolute;
    width: 100%;
    z-index: 10;
}

.bubble::after {
    border-color: transparent transparent #202228 transparent;
    border-style: solid;
    border-width: 10px;
    content: '';
    left: 50px;
    position: absolute;
    top: 100%;
    transform: rotate(180deg);
}