body {
  background: linear-gradient(#28f, #03a);
  height: 100vh;
}

div {
  width: 10vw;
  height: 10vw;
  background-color: #ff9;
  border-radius: 50%;
  position: absolute;
  top: calc(50% - 5vw);
  left: calc(50% - 5vw);
  -webkit-filter: url(#sketch);
          filter: url(#sketch);
  box-shadow: 0 0 0 5vw rgba(255, 255, 255, 0.15);
}