linear-repeat-1d.html (258B)
1 <div style="background: linear-gradient(white, white 50px, black 50px, black 100px, white 100px, white 150px, black 150px, black 200px); 2 background-size: 100px 200px; background-position: 0 -50px; 3 width: 300px; height: 300px;"></div>