.c5-block__img--100per {
  width: 100%;
  margin: 0 auto;
}

.s5-promotionA__main {
  padding-top: 31.3% !important;
}

.c5-button{
  max-width: 520px;
  margin: auto !important;
  }

.c5-campaign_item{
  display: flex;
  justify-content: space-between;
  max-width: 430px;
  margin: 0 auto;
}

@media screen and (max-width: 639px) {
  .c5-campaign_item{
    display: block;
  }
}