drop-shadow fun
by secretgspot
HTML
<div></div>
CSS
div {
background-color: #6cf;
height: 100px;
position: relative;
-webkit-filter: drop-shadow(0 2px 8px hsla(0,0%,0%,.5));
}
div:after {
background-image: -webkit-radial-gradient(circle, #6cf 68%, transparent 68%);
background-position: 0 100%;
background-repeat: repeat-x;
background-size: 20px 20px;
content: '';
height: 10px;
position: absolute;
top: 100%;
width: 100%;