.box{--main-bg:conic-gradient(from var(--border-angle),#111111,#C7EF00 50%,#111111 60%,#213 95%);border:2px solid transparent;border-radius:24px;--gradient-border:conic-gradient(from var(--border-angle),transparent 80%,#C7EF00,#111111 99%,transparent);background:var(--main-bg) padding-box,var(--gradient-border) border-box,var(--main-bg) border-box;animation:bg-spin 12s linear infinite}@keyframes bg-spin{to{--border-angle:2turn}}@property --border-angle{syntax:"<angle>";inherits:true;initial-value:0turn}@media (max-width:768px){.box{border-radius:12px;border:1.5px solid transparent}}