.button {
  display: inline-block;
  padding: 10px 20px;
  font-size: 16px;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  color: #ffffff;
  background-color: #000000;
  border: none;
  border-radius: 50px;
  transition: all 0.3s ease-in-out;
  cursor: pointer;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 1;
}

.button:hover {
  background-color: #111111;
  transform: translateY(-2px);
  box-shadow: 0 6px 10px rgba(0, 0, 0, 0.2);
}

.button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 0, 0, 0.3);
}

.button:active {
  transform: translateY(1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.button::before {
  content: "";
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  z-index: -1;
  transition: all 0.3s ease-in-out;
}

.button:hover::before {
  top: -8px;
  left: -8px;
  right: -8px;
  bottom: -8px;
}