html {
--s: 60px; /* control the size */
--_g: #0000 83%,#b09f79 85% 99%,#0000 101%;
background:
radial-gradient(27% 29% at right ,var(--_g)) calc(var(--s)/ 2) var(--s),
radial-gradient(27% 29% at left ,var(--_g)) calc(var(--s)/-2) var(--s),
radial-gradient(29% 27% at top ,var(--_g)) 0 calc(var(--s)/ 2),
radial-gradient(29% 27% at bottom,var(--_g)) 0 calc(var(--s)/-2)
#476074;
background-size: calc(2*var(--s)) calc(2*var(--s));
}
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