h4,
h3 {
  margin-block-start: 0;
  margin-block-end: 0;
}

.advertisement-box {
  box-sizing: border-box;
  padding: 48px 0px;
  width: 100%;
  height: 240px;
  background: url('../img/advertisementBg1440.png') no-repeat;
  background-size: cover;
}
.advertisement-title{
  margin-bottom: 12px;
  text-align: center;
  font-size: 32px;
  font-weight: 700;
  color: rgba(24, 24, 24, 1);
}
.advertisement-desc{
  margin-bottom: 24px;
  width: 100%;
  height: 22px;
  text-align: center;
  font-size: 16px;
  color: rgba(78, 89, 105, 1);
  display: inline-block;
}
.advertisement-buttons{
  width: 100%;
  display: flex;
  justify-content: center;
}
.advertisement-buttons-item a{
  display: inline-block;
  width: 148px;
  height: 44px;
  line-height: 44px;
  text-align: center;
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
  border-radius: 4px;
  background: rgba(27, 209, 209, 1);
  margin-right: 12px;
  text-decoration: none; 
}

@media ((min-width: 1024px) and (max-width: 1439px)) {
  .advertisement-box {
    height: 220px;
    background: url('../img/advertisementBg1024.png') no-repeat;
    background-size: cover;
  }
  .advertisement-title{
    font-size: 24px;
    margin-bottom: 8px;
  }
  .advertisement-desc{
    margin-bottom: 24px;
  }
  
}

@media ((min-width: 750px) and (max-width: 1023px)) {
  .advertisement-box {
    height: 220px;
    background: url('../img/advertisementBg1024.png') no-repeat;
    background-size: 100% 100%;
  }
  .advertisement-title{
    font-size: 20px;
    margin-bottom: 8px;
  }
  .advertisement-desc{
    height: 20px;
    height: 17px;
    margin-bottom: 24px;
    font-size:  14px;
  }
  .advertisement-buttons-item a{
    width: 132px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
  }

}

@media (max-width: 749px) {
  .advertisement-box {
    height: 200px;
    background: url('../img/advertisementBg750.png') no-repeat;
    background-size: 100% 100%;
    padding-top: 40px;
  }
  .advertisement-title{
    font-size: 18px;
    padding: 0 12px;
    margin-bottom: 8px;
  }
  .advertisement-desc{
    font-size:  12px;
    margin-bottom: 10px;
  }
  .advertisement-buttons-item a{
    width: 120px;
    height: 36px;
    line-height: 36px;
    font-size: 16px;
  }
}
@media (max-width: 475px) {
  .advertisement-box {
    padding-top: 32px;
  }
  .advertisement-title{
    font-size: 16px;
    padding: 0 12px;
    margin-bottom: 8px;
  }
  .advertisement-desc{
    font-size:  12px;
  }
  .advertisement-buttons-item a{
    width: 120px;
    height: 36px;
    line-height: 36px;
    font-size: 16px;
  }
}