Glass Frost

.btn-glass-frost {
  display: inline-block;
  padding: 13px 28px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #ffffff;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  transition: background 0.2s ease, border-color 0.2s ease;
}
.btn-glass-frost:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.55);
}
.btn-glass-frost:active {
  background: rgba(255, 255, 255, 0.35);
}