.marker {
    display: flex;
    flex-direction: column;
    background-color: #3e7dc0;
    color: #fff;
    font-size: 14px;
    padding: 5px 8px;
    position: relative;
    transition: all 0.3s ease-out;
}

    .marker::after {
        content: "";
        position: absolute;
        left: 50%;
        top: 100%;
        transform: translate(-50%, 0);
        transition: all 0.3s ease-out;
        width: 0;
        height: 0;
        border-left: 8px solid transparent;
        border-right: 8px solid transparent;
        border-top: 8px solid #3e7dc0;
        z-index: 1;
    }

    .marker .icon {
        align-items: center;
        display: flex;
        justify-content: center;
    }

    .marker .details {
        display: none;
    }

        .marker .details .info {
            display: flex;
            flex-direction: column;
        }

        .marker .details .label {
            color: #f4f4f4;
            font-size: 10px;
        }

        .marker .details > div {
            display: flex;
            flex-grow: 1;
        }

    .marker.highlight {
        width: auto;
    }

        .marker.highlight .icon {
            margin-bottom: 10px;
        }

        .marker.highlight .details {
            display: flex;
            flex-direction: row;
            flex: 1;
            gap: 10px;
        }