div
{
height:110px;
width:110px;
border-radius:50%;
margin:auto;
margin-bottom:16px;
box-shadow: 0px 2px 9px black;
}
#red {background:#e02}
#orange {background:#f60}
#yellow {background:#fc0}
#green {background:#0a5}
#blue {background:#06c}
#indigo {background:#22a}
#violet {background:#518}