@media only screen and (max-width: 1023px) {
  body {
    min-width: 250px;
    max-width: 425px;
  }

  body.zh {
    max-width: 425px;
  }

  section .title {
    font-size: 20px;
    padding-top: 100px;
    margin-bottom: 80px;
  }

  .menu ul li {
    display: none;
  }

  .menu ul li:last-child {
    display: inline;
  }


  .banner {
    width: 100%;
  }


  .banner .container .cover img {
    width: 100%;
  }

  .zh .banner .container .cover img {
    width: 100%;
  }

  .zh .banner .container .cover {
    margin-left: 0;
    margin-right: 0;
  }

  .banner .container .cover {
    max-width: 425px;
    margin-top: 70px;
    margin-bottom: 70px;
    margin-left: auto;
    margin-right: auto;
  }

  .banner .container {
    display: flex;
    flex-direction: column;
    height: auto;
  }

  .banner .container .slogan {
    order: 2;
  }

  .slogan h1 {
    margin-top: 0;
  }

  .banner .container .cover {
    order: 1;
  }

  .banner .container .cover img {
    width: 100%;
  }

  .slogan h1 {
    font-size: 45px;
  }

  .slogan p {
    font-size: 25px;
  }

  .zh .slogan {
    max-width: none;
  }

  .zh .slogan h1 {
    max-width: 260px;
  }

  .product-list {
    flex-direction: column;
  }

  .product {
    width: 100%;
  }

  .product:first-child {
    padding-bottom: 80px;
  }

  .product .product-header .product-title {
    font-size: 25px;
    font-weight: bold;
  }
  
  .product .product-header .product-subtitle {
    font-size: 15px;
  }
  
  .product .product-header .product-icon {
    width: 60px;
    height: 60px;
  }

  .product .product-header .product-info {
    margin-left: 20px;
  }
  

  .product .product-body .product-description {
    margin-top: 20px;
    margin-bottom: 20px;
    font-size: 15px;
  }

  .ghost-button {
    padding: 10px 15px 10px 15px;
    border-radius: 9px;
    font-size: 12px;
  }

  .about-container {
    flex-direction: column;
  }

  .about-logo {
    width: auto;
  }

  .about-content {
    margin-top: 80px;
  }
  
  .about-logo .logo-image {
    height: 64px;
    width: 60px;
    background-image: url("../images/logo-color.svg");
    background-size: contain;
    background-repeat: no-repeat;
  }

  .zh .about-logo .logo-image {
    height: 64px;
    width: 60px;
    background-image: url("../images/logo-color.svg");
  }
  
  .about-content {
    width: auto;
  }

  .about-title {
    font-size: 20px;
    margin-bottom: 30px;
  }
  
  .about-desciption {
    font-size: 15px;
  }

  footer {
    text-align: right;
  }

  footer .logo {
    text-align: right;
  }

  footer .info li{
    font-size: 12px;
  }

  footer .logo-image, .zh footer .logo-image {
    height: 24px;
    width: 114px;
  }
}