.w1400 {
  width: 1400px;
  margin: 0 auto;
}

.banner {
  animation: banner 3s ease;
  margin: 0 auto;
}

.padd-box {
  padding: 95px 0;
}

.header .header-box .nav-item:nth-child(9) {
  background-color: #1472D6;
}

.header .header-box .nav-item:nth-child(9) a {
  color: #ffffff;
}

.sztz .container {
  padding: 120px 0;
}

.sztz .container .container-title {
  width: 278px;
}

.sztz .container .text {
  margin-top: 72px;
  font-size: 24px;
  color: #3D3D3D;
  line-height: 48px;
  text-align: justify;
}

.sztz .container .more-btn {
  width: 276px;
  height: 68px;
  border-radius: 34px;
  display: flex;
  justify-content: center;
  line-height: 68px;
  background: #1472D6;
  font-size: 28px;
  color: #ffffff;
  margin: 0 auto;
  margin-top: 120px;
  cursor: pointer;
}

.sztz .container .product-list {
  margin-top: 72px;
}

.sztz .container .product-list .list-wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.sztz .container .product-list .list-wrap .product-item {
  width: 30%;
  margin-bottom: 20px;
  transition: all 0.3s;
  cursor: pointer;
}

.sztz .container .product-list .list-wrap .product-item:hover {
  transform: scale(1.05);
}

.sztz .container .product-list .tab-list {
  display: flex;
  justify-content: space-between;
}

.sztz .container .product-list .tab-list .tab-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30%;
  height: 80px;
  border-radius: 20px;
  background: #FFFFFF;
  font-size: 32px;
  color: #1472D6;
  box-shadow: 0px 0px 20px 0px rgba(20, 114, 214, 0.1);
  cursor: pointer;
}

.sztz .line {
  width: 100%;
  height: 20px;
  background: #EEF6FF;
}