html, body {
  height: 100%;
  min-height: 100%;
  padding: 0;
  margin: 0;
}

body {
  overflow: hidden;
}

.blurred {
  position: fixed;
  top: -40px;
  left: -40px;
  right: -40px;
  bottom: -40px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-image: url(https://www.jqueryscript.net/dummy/1.jpg);
  background-size: 1920px 1680px;
  background-position: center -300px;
  filter: blur(20px);
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
}

.sharp {
  position: absolute;
  height: 200px;
  width: 200px;
  border-radius: 100%;
  margin: -100px 0 0 -100px;
  left: 344px;
  top: 124px;
  background-image: url(https://www.jqueryscript.net/dummy/2.jpg);
  background-size: 1920px 1680px;
  background-position: center -340px;
  background-attachment: fixed;
  box-shadow: inset 0 0 0 5px white, 0 0 20px rgba(0, 0, 0, 0.2);
}