.myMarker {

}
.tip {
    background: transparent;
    position: relative;
    width: 0; height: 0;
}
.tip::after {
    content: '';
    position: absolute;
    right: -27px;
    top: 24px;
    border: 12px solid transparent;
    border-top: 19px solid black;
    z-index: 10;
}

.pin {
    border-radius: 50% 50% 50% 0;
    height: 30px;
    position: absolute;
    transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    width: 30px;
    z-index: 15;
}
.pin:after {
    background-color: rgba(0, 0, 0, 0);
    border: 5px solid #FFFFFF;
    border-radius: 50%;
    content: "";
    height: 20px;
    margin: 5px 0 0 5px;
    position: absolute;
    width: 20px;
}
.shadow {
    background: none repeat scroll 0 0 rgba(0, 0, 0, 0.2);
    border-radius: 50%;
    height: 5px;
    left: 50%;
    margin: 19px 0 0 -10px;
    position: absolute;
    top: 50%;
    width: 20px;
}