html {
  --s: 120px; /* control the size */
  
  background:
    conic-gradient(from 150deg at 50% 33%,#0000,#FA6900 .5deg 60deg,#0000 60.5deg) 
      calc(var(--s)/2) calc(var(--s)/1.4),
    conic-gradient(from -30deg at 50% 66%,#0000,#D95B43 .5deg 60deg,#ECD078 60.5deg);
  background-size: var(--s) calc(var(--s)/1.154);
}