.currency-switcher{
  display:flex;
  justify-content:center;
  gap:12px;
  margin:20px 0;
}
.currency-btn{
  border:1px solid #000;
  padding:10px 24px;
  font-family:system-ui, sans-serif;
  font-size:16px;
  color:#111;
  text-decoration:none;
  transition:0.2s;
}
.currency-btn:hover{
  background:#111;
  color:#fff;
}
.cur-KZT #btnKZT,
.cur-USD #btnUSD,
.cur-EUR #btnEUR{
  background:#111;
  color:#fff;
}