.i-sort {
  width: 103%;
  margin-bottom: 27px;
  margin-top: 80px;
}

.i-sort li {
  width: 294px;
  height: 43px;
  line-height: 43px;
  text-align: center;
  background: #f8c205;
  color: #303030;
  font-size: 16px;
  float: left;
  margin-right: 8px;
}

.i-product-list {
  width: 103%;
  margin-top: 40px;
}

.i-product-list li {
  float: left;
  margin-right: 9px;
  margin-bottom: 13px;
}

.i-product-list li img {
  width: 233px;
  height: 218px;
}

.i-product-list li h3 {
  text-align: center;
  background: #f6f6f6;
  line-height: 41px;
  font-weight: normal;
}

.tb1 .content {
  position: relative;
}

.tb1 .content .l_btn,
.tb1 .content .r_btn {
  position: absolute;
  top: 118px;
  width: 19px;
  height: 34px;
  z-index: 9999;
}

.tb1 .content .l_btn {
  left: -42px;
}

.tb1 .content .r_btn {
  right: -42px;
}

.tb1 .content .i-case-list li {
  float: left;
  margin-right: 9px;
}

.tb1 .content .i-case-list li img {
  width: 233px;
  height: 265px;
}

.tb1 .content .i-case-list li h3 {
  padding-top: 23px;
  text-align: center;
  color: #fff;
  font-size: 14px;
  font-weight: normal;
}