.playground{background:repeating-linear-gradient(transparent,transparent 2px,var(--q-color-dark) 0,var(--q-color-dark) 22px,transparent 0,transparent 23px,var(--q-color-dark) 0,var(--q-color-dark) 43px),repeating-linear-gradient(90deg,grey,grey 2px,var(--q-color-dark) 0,var(--q-color-dark) 22px,grey 0,grey 23px,var(--q-color-dark) 0,var(--q-color-dark) 43px)}