.swiper-slide .img {
  height: 450px;
  display: block;
  background-image: url("./img/2354ccd1-ab55-11e8-b5f5-55c168a58b42.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}

.swiper-slide .banner2 {
  height: 450px;
  display: block;
  background-image: url("./img/52e84111-ab56-11e8-b5f5-55c168a58b42.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}

.top-block {
  width: 840px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 70px 0 80px;
}

.top-block-logo {
  width: 309px;
  height: 111px;
  background-image: url("../img/logo_big.png");
  background-repeat: no-repeat;
  background-position: center center;
}

.top-block-text {
  width: 430px;
}

.top-block-text .text {
  font-size: 24px;
  font-weight: normal;
  color: #3072f3;
}

.top-block-text p {
  font-size: 16px;
  line-height: 22px;
  color: #666;
  margin-bottom: 20px;
  text-align: left;
}

.icon-block {
  background-color: #f4f5f5;
  padding: 60px 0 90px;
}

.icon-block-inner {
  text-align: center;
  width: 840px;
  margin: 0 auto;
}

.block-title {
  font-size: 30px;
  line-height: 60px;
  color: #333;
}

.block-sub-title {
  line-height: 42px;
  font-size: 16px;
  color: #666;
}

.block-line {
  height: 0;
  width: 60px;
  border-bottom: 1px solid #3072f3;
  margin: 10px auto 0;
}

.block-sub-line {
  margin-bottom: 75px;
}

.block-icon-list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: center;
}

.block-icon-wrap {
  margin-top: 58px;
}

.block-icon-item {
  color: #2b2b2b;
  font-size: 20px;
  text-align: center;
  letter-spacing: 4px;
}

.block-icon-item img {
  width: 113px;
  height: 139px;
}

.bottom-block {
  padding: 60px 0 0;
}

.block-sub {
  width: 840px;
  margin: 0 auto;
  margin-bottom: 190px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
}

.block-sub-text {
  width: 260px;
}

.block-sub-text p {
  font-size: 16px;
  color: #757678;
  line-height: 24px;
  text-align: left;
}

.block-sub-text h2 {
  font-weight: normal;
  color: #1a60e9;
}

.block-sub-logo img {
  width: 454px;
  height: auto;
}