body{ background-color: silver; background-image: linear-gradient(335deg, #b00 23px, transparent 23px), linear-gradient(155deg, #d00 23px, transparent 23px), linear-gradient(335deg, #b00 23px, transparent 23px), linear-gradient(155deg, #d00 23px, transparent 23px); background-size: 58px 58px; background-position: 0px 2px, 4px 35px, 29px 31px, 34px 6px; }