Deep Press

.btn-deep-press {
  display: inline-block;
  padding: 12px 28px;
  border: none;
  border-radius: 10px;
  background: #334155;
  color: #f1f5f9;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.35);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.btn-deep-press:hover {
  background: #3e4c63;
}
.btn-deep-press:active {
  transform: translateY(2px);
  box-shadow: inset 0 4px 8px rgba(0, 0, 0, 0.5);
  background: #2b3648;
}