body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
  }
  
  .loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #F6EFDB;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
  }
  
  .circle {
    width: 20px;
    height: 20px;
    background-color: #c19a6b;
    border-radius: 50%;
    animation: bounce 1.2s infinite ease-in-out;
    margin: 0 5px;
  }
  
  .circle:nth-child(2) {
    animation-delay: 0.2s;
  }
  
  .circle:nth-child(3) {
    animation-delay: 0.4s;
  }
  
  @keyframes bounce {
    0%, 80%, 100% {
      transform: translateY(0);
    }
    40% {
      transform: translateY(-20px);
    }
  }
  
  /* .content {
    display: none; 最初はコンテンツを隠す
  } */