.banner {
  margin-top: 50px;
}

.center {
  width: 100%;
}

.bannertxt {
  width: calc(100% - 110px);
  padding-left: 20px;
  left: 0;
  top: 13%;
  transform: translate(0);
}

.bannertxt h4 {
  font-size: 28px;
  margin-bottom: 6px;
}

.bannertxt p {
  font-size: 14px;
  margin-left: 0;
}

.corecenitem {
  padding-top: 26px !important;
  height: auto !important;
  padding-bottom: 40px !important;
}

.corecenitemleft {
  width: 88% !important;
  padding-left: 6%;
  height: auto;
  padding-right: 6%;
}

.corecenitemleft h3 {
  font-size: 16px;
  margin-top: 0;
  margin-bottom: 14px;
  padding-top: 0 !important;
  text-align: center;
  line-height: 25px;

}

.corecenitemleft p {
  font-size: 12px;
  line-height: 21px;
  margin-bottom: 19px;
}


.up_down .corecenitemright {
  height: 440px !important;
}

.corecen .cl .corecenitemleft {
  float: initial !important;
}

.corecen .cl .corecenitemright {
  float: initial !important;
  width: 88% !important;
  height: auto !important;
  padding-left: 6%;
  padding-right: 6%;
}

.corecenitemright .phoneCase {
  margin: 20px auto 0px;
}

.articletitle {
  font-size: 18px;
  margin-bottom: 22px;
}

.articleContent {
  width: 100% !important;
  height: 458px;
}

.corecen .up_down .corecenitemboxtop h3 {
  font-size: 18px;
  margin-top: 10px;
  margin-bottom: 0px;
}

.corecenitembox ul {
  width: calc(100% - 40px);
  padding-left: 20px;
  clear: both;
  height: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  margin-top: 22px;
}

.corecenitembox ul li img {
  width: 48px;
  margin-top: 20px;
}

.corecenitembox ul li p {
  font-size: 12px;
}

.corecenitembox ul li {
  margin-right: 0px;
  margin-bottom: 14px;
  width: 30%;
  height: 110px;
}

.corecenitemright .desc {
  font-size: 12px;
  width: calc(100% - 40px);
  padding-left: 20px;
}

.corecenitemright h2 {
  font-size: 18px;
  margin-bottom: 14px;
  margin-top: 8px;
}

.corecenitemright .swiper-container {
  height: 256px;
}

.slideback {
  width: calc(100% - 18px);
  height: 214px;
  position: absolute;
  left: 9px;
  border-radius: 0px 0px 19px 20px;
  overflow: hidden;
  top: 30px;
}

.seekadvicefrom {
  height: 70px;
  padding-top: 40px;
  clear: both;
}

.seekadvicefrombtn {
  width: 110px;
  height: 40px;
  line-height: 40px;
}

.seekadvicefrom a {
  font-size: 14px;
}