ボタンCSS生成

.button {
  background-color: #2563eb;
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 16px;
  border: 0px solid #000000;
  cursor: pointer;
  font-weight: 500;
  transition: opacity 0.2s;
}

.button:hover {
  opacity: 0.85;
}