.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
     
} /* 关于我们内容 */
.about-content {
  display: flex;
  flex-wrap: wrap;
  margin:60px 0 30px;
}

.about-text {
  flex: 1;
  min-width: 300px;
  padding: 0 30px 30px 0;
}

.about-text h3 {
  font-size: 28px;
  color: #1a56a7;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.about-text h3:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: #1a56a7;
}

.about-text p {
  margin-bottom: 15px;
  text-align: justify;
  line-height: 30px;
}

.about-image {
  flex: 1;
  min-width: 300px;
}

.about-image img {
  width: 100%;
  border-radius: 5px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 公司优势 */
.advantages {
  background-color: #fff;
  padding: 60px 0;
  margin-bottom: 50px;
}

.section-title {
  text-align: center;
  margin-bottom: 40px;
}

.section-title h3 {
  font-size: 30px;
  color: #1a56a7;
  margin-bottom: 15px;
}

.section-title p {
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.advantage-item {
  text-align: center;
  padding: 30px 20px;
  background-color: #f9f9f9;
  border-radius: 5px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.advantage-item p{
 line-height: 30px;
}

.advantage-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
  font-size: 40px;
  color: #1a56a7;
  margin-bottom: 20px;
 
}
.advantage-item h4 {
  font-size: 20px;
  margin-bottom: 15px;
  color: #333;
}