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.cle-brut {
  display: inline-block;
  padding: 6px 12px;
  background: transparent;
  color: #fff;
  font:
    700 13px/1.2 "Courier New",
    monospace;
  letter-spacing: 0.14em;
  text-decoration: none;
  border: 2px solid #fff;
  transition:
    background 0.15s,
    color 0.15s,
    transform 0.12s,
    box-shadow 0.12s;
}
.cle-brut:hover,
.cle-brut:focus-visible {
  background: #ff3d6e;
  color: #0a0a0a;
  border-color: #0a0a0a;
  box-shadow: 5px 5px 0 #fff;
  transform: translate(-2px, -2px);
}
.cle-brut:active {
  transform: translate(3px, 3px);
  box-shadow: 0 0 0 #fff;
}