body {
  background: linear-gradient(135deg, #1a1a1a, #0f0f0f);
  color: #fff;
  font-family: 'Arial', sans-serif;
}

.sidebar {
  width: 25%;
  float: left;
  padding: 20px;
  background: rgba(0, 0, 0, 0.8);
}

.content {
  width: 75%;
  float: left;
  padding: 20px;
}

/* Стили для карточки товара */
.product-card {
  width: 180px;
  margin: 10px;
  border: 1px solid #555;
  border-radius: 5px;
  text-align: center;
  padding: 10px;
  display: inline-block;
}

.product-card img {
  width: 100%;
  height: auto;
}

.price {
  color: #ff9900;
  font-weight: bold;
}