* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  background-color: #fff3f3;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh; 
  margin: 0;
  overflow-y: auto;
  scroll-behavior: smooth;
}

.container {
  position: relative;
  width: 100%; 
  max-width: 1000px;
  text-align: center;
  margin: 20px auto;
  padding-bottom: 40px; 
}

.card {
  background-color: #fff;
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.3); 
  transition: 0.5s;
}

.card:hover {
  box-shadow: 0 0 40px 0 rgba(0, 0, 0, 0.3); 
}

.product-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 10px;
}

.product-info {
  flex: 1;
  max-width: 60%;
  height: 100%; 
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.main-product-name {
  font-size: 30px;
  margin-top: -20px;
  margin-bottom: 50px;
  color: rgba(0,0,0,0.7);
  transition: color 0.2s;
}

.main-product-name:hover {
  color: rgba(0,0,0,1);
}

.sub-product-name {
  text-align: center; 
  font-size: 24px;
  margin-bottom: 10px; 
  margin-top: 0;
  color: #555;
}

.product-info p {
  margin-bottom: 10px;
  display: flex;
}

.product-info strong {
  display: inline-block;
  width: 120px;
  flex-shrink: 0;
  margin-right: 10px;
}

.product-info p strong {
  margin-left: 0;
  flex-shrink: 0;
  width: 150px;
}

.product-info p span {
  flex-grow: 1;
  padding-left: 10px;
}

.navigation {
  position: absolute;
  width: 100%;
  bottom: -40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.arrow {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
}

.left-arrow {
  visibility: hidden;
}

@media screen and (min-width: 768px) {
  .card {
    display: flex;
    align-items: center;
    width: 82%;
    height: 503px; 
    margin: 20px auto; 
  }
  
  .product-image {
    flex: 1;
    max-width: 40%; 
    max-height: 800px;
    margin-right: 20px;
  }
  
  .product-info {
    flex: 1;
    max-width: 60%; 
    height: 100%; 
    text-align: left;
  }
  
  .navigation {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
  }
  
  .arrow {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
  }
}

@media screen and (max-width: 767px) {
  .container {
    max-height: 100vh;
    padding-bottom: 60px; 
  }

  .card {
    width: 90%;
    margin: 0 auto 10px;
    padding: 15px; 
  }

  .product-image {
    width: 100%;
    max-width: 100%;
    margin-bottom: 20px; 
  }

  .product-info {
    max-width: 100%;
    text-align: left;
  }

  .main-product-name {
    font-size: 18px;
    margin-top: 10px;
    margin-bottom: 10px;
    text-align: center;
  }

  .sub-product-name {
    font-size: 16px;
    margin-bottom: 5px;
    text-align: center;
  }

  .product-info strong {
    width: 100%; 
    margin-bottom: 5px; 
  }

  .product-info p {
    margin-bottom: 10px;
    display: flex;
    align-items: center; 
    flex-wrap: wrap; 
  }

  .product-info p strong {
    margin-left: 0;
    flex-shrink: 0;
    width: 100%; 
  }

  .product-info p span {
    flex-grow: 1;
    padding-left: 10px;
  }

  .navigation {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 15px;
    box-sizing: border-box;
  }

  .left-arrow,
  .right-arrow {
    background-color: black;
    color: white;
    font-size: 16px;
    width: 30px; 
    height: 30px; 
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    visibility: hidden;
  }

  .left-arrow.visible {
    visibility: visible;
  }

  .right-arrow.visible {
    visibility: visible;
  }
}