.mark{
    width: 15px;
    height: 15px;
    flex-shrink: 0;
    fill: linear-gradient(180deg, #F00 0%, #B12A2A 100%);
    filter: drop-shadow(0px 4px 4px rgba(0, 0, 0, 0.14));

    border-radius: 50%;
    outline-color: #293144;
    outline-width: 0.2vw;
    outline-style: dashed;
    outline-offset: 180px;
    outline: none;
}
.mark:hover{
    cursor: grab;
}
.mark:active{
    cursor:grabbing;
    scale: 1.1;
}