.olb-banner {
  height: 450px;
  background-image: url(../picture/livestream/banner.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  display: flex;
  align-items: center;
}
.olb-banner .des {
  max-width: 457px;
  font-size: 20px;
  font-weight: bold;
  color: #fff;
  line-height: 30px;
  padding: 10px 15px;
  margin-bottom: 25px;
  background: linear-gradient(to right, #1a71fa 0%, transparent 100%);
}
.olb-banner h1 {
  font-size: 48px;
  color: #fff;
  margin: 0 0 34px 0;
  line-height: 1;
  font-weight: bold;
}
.olb-banner p {
  font-size: 16px;
  color: #fff;
  line-height: 30px;
  margin-bottom: 30px;
}
.olb-banner a {
  display: block;
  font-size: 14px;
  color: #fff;
  background-color: #ef2a3a;
  border-radius: 19px;
  width: 113px;
  height: 38px;
  line-height: 38px;
  text-align: center;
  cursor: pointer;
  transition: all 0.5s;
}
.olb-banner a:hover {
  transition: all 0.5s;
  background-color: #fff;
  color: #1d2129;
  border-color: #fff;
}
.olb-section-1 {
  padding: 65px 0 65px;
}
.olb-section-1 .wrapper {
  max-width: 952px;
}
.olb-section-1 h2 {
  font-size: 36px;
  line-height: 30px;
  color: #333333;
  text-align: center;
  margin-bottom: 55px;
}
.olb-section-1 .box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.olb-section-1 .con {
  width: 290px;
  border: 1px solid #c6d3e9;
  border-radius: 5px;
  padding: 35px;
  transition: all 0.5s;
}
.olb-section-1 .con:hover {
  transition: all 0.5s;
  box-shadow: 0 0 8px 10px rgba(174, 186, 208, 0.15);
}
.olb-section-1 .con h4 {
  font-size: 20px;
  font-weight: bold;
  color: #333333;
  margin: 25px 0 25px;
  line-height: 1.5;
}
.olb-section-1 .con p {
  font-size: 14px;
  line-height: 1.7;
}
.olb-section-2 {
  padding: 88px 0 72px;
  background-color: #f4f7fd;
}
.olb-section-2 h2 {
  font-size: 36px;
  line-height: 30px;
  color: #333333;
  text-align: center;
  margin-bottom: 55px;
}
.olb-section-2 .box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.olb-section-2 .con-2 {
  width: 482px;
}
.olb-section-2 .con {
  display: flex;
  align-items: center;
}
.olb-section-2 .con:first-child {
  margin-bottom: 65px;
}
.olb-section-2 .con img {
  margin-right: 15px;
}
.olb-section-2 .con h4 {
  font-size: 24px;
  line-height: 36px;
  color: #333333;
  margin: 0;
  font-weight: bold;
}
.olb-section-2 .con p {
  font-size: 16px;
  color: #333333;
}
.olb-section-3 {
  padding: 67px 0 71px;
  background-image: url(../picture/livestream/s3-bg.png);
  background-repeat: no-repeat;
  background-size: cover;
}
.olb-section-3 h2 {
  font-size: 36px;
  line-height: 30px;
  color: #fff;
  text-align: center;
  margin: 0 0 51px;
}
.olb-section-3 .box-1 {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 0 30px;
}
.olb-section-3 .box-1 .con {
  width: 340px;
  display: flex;
  align-items: center;
  padding: 27px 15px 20px;
  background-color: #fff;
  border-radius: 10px;
  margin-bottom: 30px;
  transition: all 0.5s;
}
.olb-section-3 .box-1 .con:hover {
  transition: all 0.5s;
  transform: translateY(-10px);
  box-shadow: 0 0 8px 10px rgba(174, 186, 208, 0.15);
}
.olb-section-3 .box-1 .con img {
  margin-right: 19px;
}
.olb-section-3 .box-1 .con h4 {
  font-size: 24px;
  line-height: 30px;
  font-weight: bold;
  margin: 0 0 10px 0;
}
.olb-section-3 .box-1 .con p {
  font-size: 16px;
  color: #333333;
}
.olb-section-3 .box-2 {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.olb-section-3 .box-2 .con {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: #333333;
  padding: 10px;
  background-color: #fff;
  border-radius: 4px;
  margin-right: 10px;
  margin-bottom: 10px;
  transition: all 0.5s;
}
.olb-section-3 .box-2 .con:hover {
  transition: all 0.5s;
  transform: translateY(-5px);
  box-shadow: 0 0 8px 10px rgba(174, 186, 208, 0.15);
}
.olb-section-3 .box-2 .con img {
  margin-right: 11px;
}
.olb-section-3 .apply-btn {
  display: block;
  font-size: 14px;
  color: #fff;
  background-color: #ef2a3a;
  border-radius: 19px;
  width: 172px;
  height: 38px;
  line-height: 38px;
  text-align: center;
  cursor: pointer;
  margin: 32px auto;
  transition: all 0.5s;
}
.olb-section-3 .apply-btn:hover {
  transition: all 0.5s;
  background-color: #fff;
  color: #1d2129;
  border-color: #fff;
}
.olb-section-3 .box-3 {
  padding: 26px 0 22px;
  background-color: rgba(255, 255, 255, 0.15);
}
.olb-section-3 .swiper-free-mode > .swiper-wrapper {
  -webkit-transition-timing-function: linear;
  /*之前是ease-out*/
  -moz-transition-timing-function: linear;
  -ms-transition-timing-function: linear;
  -o-transition-timing-function: linear;
  transition-timing-function: linear;
  margin: 0 auto;
}
.olb-section-4 {
  padding: 92px 0;
}
.olb-section-4 h2 {
  font-size: 36px;
  line-height: 30px;
  color: #333333;
  text-align: center;
  margin: 0 0 64px;
}
.olb-section-4 .box {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.olb-section-4 .con {
  width: 380px;
  border-radius: 10px;
  box-shadow: 0 0 8px 10px rgba(174, 186, 208, 0.15);
  transition: transform 0.5s;
}
.olb-section-4 .con:nth-child(2) .tit {
  background: linear-gradient(to left, #ff5c6d 0%, #8f44ec 100%);
}
.olb-section-4 .con:nth-child(3) .tit {
  background: linear-gradient(to left, #f84241 0%, #ff7b46 100%);
}
.olb-section-4 .con:hover {
  transition: transform 0.5s;
  transform: scale(1.05);
}
.olb-section-4 .tit {
  font-size: 24px;
  color: #fff;
  height: 70px;
  line-height: 70px;
  text-align: center;
  background: linear-gradient(to left, #4796f7 0%, #55c1ff 100%);
  border-radius: 10px 10px 0 0;
}
.olb-section-4 .intro {
  padding: 25px 16px 11px 30px;
  border-bottom: 1px solid #c6d3e9;
  font-size: 16px;
  line-height: 48px;
}
.olb-section-4 .intro span:first-child {
  color: #666666;
}
.olb-section-4 .des {
  padding: 10px 16px 10px 30px;
}
.olb-section-4 .des p {
  font-size: 16px;
  color: #333333;
  line-height: 30px;
}
.olb-section-4 .des p:first-child {
  color: #666666;
}
.olb-section-4 .contact-btn {
  width: 320px;
  height: 38px;
  line-height: 38px;
  text-align: center;
  border-radius: 19px;
  font-size: 14px;
  color: #ef2a3a;
  border: 1px solid #ef2a3a;
  margin: 0 auto 35px;
  cursor: pointer;
  transition: all 0.5s;
}
.olb-section-4 .contact-btn:hover {
  transition: all 0.5s;
  background-color: #ef2a3a;
  color: #fff;
}
.olb-section-5 {
  padding: 74px 0 100px;
  background-color: #f4f7fd;
}
.olb-section-5 h2 {
  font-size: 36px;
  line-height: 30px;
  color: #333333;
  text-align: center;
  margin-bottom: 51px;
}
.olb-section-6 {
  padding: 74px 0 100px;
}
.olb-section-6 h2 {
  font-size: 36px;
  line-height: 30px;
  color: #333333;
  text-align: center;
  margin-bottom: 51px;
}
.olb-section-6 .con {
  height: 62px;
  overflow: hidden;
  cursor: default;
  border: 1px solid #c6d3e9;
  transition: all 0.5s;
}
.olb-section-6 .con.hover img {
  transition: all 0.5s;
  transform: rotateZ(180deg);
}
.olb-section-6 .con:not(:last-child) {
  margin-bottom: 20px;
}
.olb-section-6 .con h5,
.olb-section-6 .con p {
  font-size: 16px;
  color: #333333;
  line-height: 30px;
  margin: 0;
}
.olb-section-6 .con p {
  padding: 18px 15px 18px 52px;
}
.olb-section-6 .con img {
  margin-right: 11px;
  transition: all 0.5s;
}
.olb-section-6 .con div {
  display: flex;
  align-items: center;
  padding: 16px 15px;
  background-color: #eff3fa;
}
.free-apply {
  padding: 45px 0 50px;
  background-image: url(../img/seaWanSase/section10-bg.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
}
.free-apply .box {
  display: flex;
  justify-content: space-between;
}
.free-apply .con-1 {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 472px;
}
.free-apply .con-1 h3 {
  font-size: 30px;
  color: #fff;
  margin: 0 0 24px 0;
  line-height: 1;
}
.free-apply .con-1 p {
  font-size: 18px;
  color: #bed7ff;
  margin: 0 0 18px 0;
  line-height: 1.5;
}
.free-apply .con-1 a {
  display: inline-block;
  width: 146px;
  height: 42px;
  line-height: 42px;
  text-align: center;
  font-size: 16px;
  color: #2167ef;
  background-color: #fff;
  border-radius: 5px;
  transition: all 0.5s;
}
.free-apply .con-1 a:hover {
  transition: all 0.5s;
  background-color: #ef2a3a;
  color: #fff;
}
.free-apply .con-2 {
  width: 534px;
  background: linear-gradient(to right, #ffffff 0%, #e2ecff 100%);
  padding: 29px 32px 26px;
  border-radius: 5px;
}
.free-apply .con-2 p {
  line-height: 1;
}
.free-apply .con-2 p:first-child {
  font-size: 24px;
}
.free-apply .con-2 p:first-child span:first-child {
  color: #333333;
}
.free-apply .con-2 p:first-child span:nth-child(2) {
  color: #ea374c;
  font-weight: bold;
}
.free-apply .con-2 p:nth-child(2) {
  font-size: 14px;
  line-height: 30px;
}
@media (max-width: 768px) {
  .olb-banner h1 {
    font-size: 27px;
  }
  .olb-section-1 {
    padding: 30px 0;
  }
  .olb-section-1 h2 {
    font-size: 27px;
    line-height: 1.5;
    margin: 0 0 20px;
  }
  .olb-section-1 .con {
    width: 100%;
    margin-bottom: 12px;
  }
  .olb-section-2 {
    padding: 30px 0;
  }
  .olb-section-2 h2 {
    font-size: 27px;
    line-height: 1.5;
    margin: 0 0 20px;
  }
  .olb-section-2 .con-2 {
    width: 100%;
  }
  .olb-section-2 .con {
    margin: 20px 0 !important;
  }
  .olb-section-3 {
    padding: 30px 0;
  }
  .olb-section-3 h2 {
    font-size: 27px;
    line-height: 1.5;
    margin: 0 0 20px;
  }
  .olb-section-3 .box-1 {
    padding: 0;
  }
  .olb-section-3 .box-1 .con {
    width: 100%;
    margin-bottom: 12px;
  }
  .olb-section-3 .box-2 {
    margin-top: 20px;
  }
  .olb-section-4 {
    padding: 30px 0;
  }
  .olb-section-4 h2 {
    font-size: 27px;
    line-height: 1.5;
    margin: 0 0 20px;
  }
  .olb-section-4 .con {
    margin-bottom: 12px;
  }
  .olb-section-5 {
    padding: 30px 0;
  }
  .olb-section-5 h2 {
    font-size: 27px;
    line-height: 1.5;
    margin: 0 0 20px;
  }
  .olb-section-6 {
    padding: 30px 0;
  }
  .olb-section-6 h2 {
    font-size: 27px;
    line-height: 1.5;
    margin: 0 0 20px;
  }
  .olb-section-6 .con.hover h5 {
    white-space: wrap;
  }
  .olb-section-6 .con h5 {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .free-apply .box {
    flex-direction: column;
  }
  .free-apply .con-1 {
    width: 100%;
    margin-bottom: 12px;
  }
  .free-apply .con-2 {
    width: 100%;
    padding: 18px 12px;
  }
  .free-apply .con-2 p:first-child {
    font-size: 20px;
  }
  .free-apply .con-2 p:nth-child(2) {
    line-height: 1.5;
  }
}