CSS3 Labyrinth Pattern | Css3 Backgrounds & Patterns

background: linear-gradient(90deg, #fff 1%,transparent 3%,transparent 80%,#fff 82%),
linear-gradient(0deg , #fff 1%,transparent 3%,transparent 80%,#fff 82%);
background-color: #25f;
background-size: 50px 50px;