.chidori{ width:670px; height:720px; background: conic-gradient(transparent 0deg 90deg,#dcdcdc 90deg 180deg,transparent 180deg 270deg,#ffffff 270deg 360deg) 0px 0px/20px 20px ,linear-gradient(45deg,#ffffff 0% 12.5%,#dcdcdc 12.5% 25%,#fffff…