html {
--units: 1.5vmax;
--brick1: #CC0000;
--brick2: #DD0000;
--lines: #565656;
--gp-ln: 50%/calc(var(--units) * 10) calc(var(--units) * 5);
--gp-cn: 50%/calc(var(--units) * 5) calc(var(--units) * 5);
height: 100vh;
background:
repeating-conic-gradient(from 90deg at 95% 55%, var(--lines) 0% 25%, #fff0 0% 100%) var(--gp-cn),
repeating-linear-gradient(180deg, var(--lines) 0 5%, #fff0 0 50%, var(--lines) 0 55%, var(--brick2) 0 100% ) var(--gp-ln),
repeating-linear-gradient(90deg, var(--brick1) 0 47.5%, var(--lines) 0 50%, var(--brick1) 0 97.5%, var(--lines) 0 100% ) var(--gp-ln);
}
This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.