body {
      font-family: Arial, sans-serif;
      margin: 0;
      padding: 0;
    }

    header {
      background-color: #333;
      color: #fff;
      padding: 20px;
      text-align: center;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background-color 0.5s ease;
    }

    header:hover {
      background-color: #555;
    }

    header img {
      height: 30px;
      animation: rotateLogo 4s infinite linear;
	  margin-left: 20px;  /* 调整左边距离，值可根据需求修改 */
margin-right: 20px; /* 调整右边距离，值可根据需求修改 */
    }

    @keyframes rotateLogo {
      from {
        transform: rotate(0deg);
      }

      to {
        transform: rotate(360deg);
      }
    }

    header a {
      color: #fff;
      text-decoration: none;
      position: relative;
      top: 0px;
      font-size: 22px;
    }

    header a:hover {
      cursor: pointer;
    }

    main {
      padding: 20px;
    }

    h1 {
      font-size: 24px;
      animation: fadeIn 1s ease forwards;
    }

    @keyframes fadeIn {
      from {
        opacity: 0;
      }

      to {
        opacity: 1;
      }
    }

 .brand {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      margin-top: 20px;
    }

.brand-item {
      width: 30%;
      margin: 10px;
      padding: 20px;
      border: 1px solid #ccc;
      text-align: center;
      box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease;
    }

.brand-item:hover {
      transform: scale(1.05);
    }

.brand-item img {
      height: 100px;
      animation: bounceIn 1s ease;
    }

    @keyframes bounceIn {
      0% {
        opacity: 0;
        transform: scale(0.3);
      }

      60% {
        opacity: 1;
        transform: scale(1.05);
      }

      75% {
        transform: scale(0.9);
      }

      100% {
        transform: scale(1);
      }
    }

.brand-item h2 {
      font-size: 18px;
      margin-top: 10px;
      animation: slideInUp 1s ease;
    }

    @keyframes slideInUp {
      from {
        transform: translateY(20px);
        opacity: 0;
      }

      to {
        transform: translateY(0);
        opacity: 1;
      }
    }

.brand-item p {
      font-size: 14px;
      margin-top: 10px;
      animation: fadeInUp 1s ease;
    }

    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(20px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

.brand-item a {
      color: #333;
      text-decoration: none;
    }

.brand-item a:hover {
      cursor: pointer;
      color: #007bff;
    }

    footer {
      background-color: #f5f5f5;
      padding: 20px;
      text-align: center;
      font-size: 14px;
    }

    footer a {
      color: #000;
      text-decoration: none;
    }

    footer a:hover {
      color: #ffa500;
    }
	
	footer {
	      background-color: #f5f5f5;
	      padding: 20px;
	      text-align: center;
	    }
	
	    footer p {
	      margin: 0;
	      padding-top: 3px;  /* 顶部距离 10 像素，可根据需求修改 */
          padding-bottom: 3px;  /* 底部距离 10 像素，可根据需求修改 */
	    }
	
	    footer img {
	      width: 330px;
	      height: 110px;
	    }

    @media (max-width: 768px) {
 .brand-item {
        width: 100%;
      }
    }