.special-type {
  color: #19bdc9;
  font-size: 20px;
  margin-bottom: 16px;
  font-weight: bolder;
}
.special_cc > div {
  margin-bottom: 20px;
  color: #58595b;
}
.vvv_01 ul {
  display: flex;
  flex-wrap: wrap;
}
.vvv_01 ul li {
  position: relative;
  width: 270px;
  height: 256px;
  margin-right: 24px;
  margin-bottom: 30px;
}
.vvv_01 ul li .wudi {
  position: absolute;
  bottom: 0;
  left: 0;
  background-image: url(../image/keep-out6.png);
  height: 98px;
  width: 100%;
  padding: 55px 15px 0;
  font-size: 18px;
  color: #fff;
}
.title1{
	color: #19bdc9;
}
@media screen and (max-width: 768px) {
	.chemistry_fr {
		/* width: 5.5rem; */
    /* width: 1.88rem; */
    width: auto;
    margin: 0 auto;
	}
}