body,
html {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  background-color: #f1f1f1;
}

.container2 {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  background-color: #FFFFFF;
  width: 1200px;
  margin: 20px auto 0;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.product_top {
  display: flex;
}

.product_top img {
  width: 20px;
  height: 30px;
}

.product_margin {
  margin: 20px 10px;
}

.product_top_title {
  font-size: 20px;
  font-weight: bold;
  color: #2347bd;
}

.product_top_desc {
  color: #6f6f71;
  margin-top: 5px;
}

.flex_box {
  display: flex;
  align-items: flex-start;
}

.feature_title_img {
  width: 20px;
  height: 20px;
  margin-top: 3px;
}

.feature_content {
  margin-left: 8px;
}

.feature_content_title {
  font-size: 20px;
  color: #989898;
}

.feature_content_engTitle {
  font-size: 20px;
  color: #989898;
  margin-top: 5px;
}

.feature_content_desc {
  font-size: 16px;
  color: #4d4d4d;
  margin-top: 20px;
  line-height: 1.7;
}

.section {
  width: 100%;
  margin-bottom: 40px;
}

.section h2 {
  font-size: 24px;
  color: #5A7794;
  text-align: center;
}

.section h3 {
  font-size: 18px;
  color: #333333;
  text-align: center;
  margin-bottom: 20px;
}

.feature {
  display: flex;
  align-items: flex-end;
  width: 30%;
  
}

.benefit {
  width: 32%;
  margin: auto;
}

.environmental_tag {
  background: #479ee3;
  padding: 4px;
  color: #fff;
  border-radius: 30px;
  margin: 0 30px;
  width: 150px;
  text-align: center;
}

.benefit-details {
  margin-top: 15px;
}

.flex_center {
  display: flex;
  align-items: center;
  margin-bottom: 5px;
}

.loading-circle {
  position: relative;
  width: 55px;
  height: 55px;
  border-radius: 50%;
  border: 3px solid #f3f3f3;
  /* 灰色的背景边框 */
  display: flex;
  justify-content: center;
  align-items: center;
}

.loading-circle::before {
  content: "";
  position: absolute;
  top: -3px;
  left: -3px;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #3498db;
  /* 蓝色的进度条 */
  animation: spin 2s linear infinite;
}

.loading-text {
  position: absolute;
  text-align: center;
  color: #3498db;
  /* 与进度条颜色一致 */
}

.loading-text p {
  margin: 0;
  line-height: 1.2;
  font-size: 14px;
  font-weight: bold;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

.benefit_text {
  flex: 6;
  font-size: 12px;
  margin-left: 4px;
  line-height: 1.6;
}