body,html {height:100%;overflow:hidden;}
body {
  width: 105%;
  height: 100%;
  position: relative;
  z-index:1;
  background: linear-gradient(to bottom, rgb(186, 72, 104) 0%,#444 100%);
}

div {
  border: 1px inset rgba(255,255,255,.2);
  width: 5em;
  height: 5em;
  transform: rotate(45deg);
  float: left;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%,rgba(0,0,0,0.05) 100%); 
}