body {
  background-color: #e5e5f7;
  opacity: 0.2;
  background-image: linear-gradient(135deg, #aff744 25%, transparent 25%),
    linear-gradient(225deg, #aff744 25%, transparent 25%),
    linear-gradient(45deg, #aff744 25%, transparent 25%),
    linear-gradient(315deg, #aff744 25%, #e5e5f7 25%);
  background-position: 14px 0, 14px 0, 0 0, 0 0;
  background-size: 14px 14px;
  background-repeat: repeat;
}