.qua-itro .qua-title {
  font-size: 1.189rem;
}

.qua-itro .more {
  font-size: 0.892rem;
}

.swiper-container-cer {
  position: relative;
  width: 89.6%;
  margin: 7.3% auto;
}

.swiper-container-cer .swiper-container {
  width: 89%;
  margin: 0 auto;
}

.swiper-container-cer .swiper-container .swiper-wrapper {
  padding: 1% 0;
  margin-left: 0.6%;
}

.swiper-container-cer .swiper-container .swiper-slide {
  width: 23.83%;
  box-sizing: border-box;
  padding-bottom: 31.72%;
  margin-bottom: 1.51%;
  margin-right: 1.2%;
  border: 1px solid #999;
  position: relative;
}

.swiper-container-cer .swiper-container .swiper-slide .img-box {
  width: 46.34%;
  position: absolute;
  top: 12.65%;
  left: 26.83%;
}

.swiper-container-cer .swiper-container .swiper-slide .qua-itro {
  width: 75.6%;
  border-top: 2px solid #999;
  position: absolute;
  top: 62.85%;
  left: 12.2%;
  text-align: center;
}

.swiper-container-cer .swiper-container .swiper-slide .qua-itro .qua-title {
  color: #333;
  font-weight: 700;
  margin-top: 12.87%;
}

.swiper-container-cer .swiper-container .swiper-slide .qua-itro .more {
  width: 66.45%;
  padding: 4.37% 0;
  margin: 7.09% auto 0;
  border-radius: 585px;
  background-color: #EEE;
  color: #999;
}

.swiper-container-cer .swiper-button-prev {
  width: 2%;
  background: url(../images/pre.png) no-repeat;
  background-size: contain;
}

.swiper-container-cer .swiper-button-next {
  width: 2%;
  background: url(../images/next.png) no-repeat;
  background-size: contain;
}

@media screen and (max-width: 1200px) {
  .swiper-container-cer {
    width: 93.6%;
  }
  .swiper-container-cer .swiper-container {
    width: 90.31%;
  }
  .swiper-container-cer .swiper-container .swiper-wrapper {
    margin-left: 0;
  }
  .swiper-container-cer .swiper-container .swiper-slide {
    width: 48.89%;
    padding-bottom: 66.87%;
    margin-right: 2%;
  }
  .swiper-container-cer .swiper-button-prev {
    width: 3%;
    left: 0;
  }
  .swiper-container-cer .swiper-button-next {
    width: 3%;
    right: 0;
  }
}