:root{
  --ease-out:cubic-bezier(.22,.61,.36,1); /* @kind other */
  --ease-in-out:cubic-bezier(.45,.05,.55,.95); /* @kind other */
  --ease-stamp:cubic-bezier(.2,1.5,.4,1); /* @kind other */
  --dur-1:90ms; /* @kind other */
  --dur-2:160ms; /* @kind other */
  --dur-3:260ms; /* @kind other */
  --dur-4:520ms; /* @kind other */
  --transition-control:background-color var(--dur-1) var(--ease-out),color var(--dur-1) var(--ease-out),box-shadow var(--dur-1) var(--ease-out),transform var(--dur-1) var(--ease-out);
}
@keyframes bv-stamp-in{0%{opacity:0;transform:rotate(-2.5deg) scale(1.25)}60%{opacity:1}100%{opacity:1;transform:rotate(-2.5deg) scale(1)}}
@keyframes bv-perf-scroll{from{background-position-x:0}to{background-position-x:var(--perf-pitch)}}
@keyframes bv-punch{0%,100%{opacity:.25}50%{opacity:1}}