.quality .quality_floor1 ul li .top_box {
  width: 150px;
  line-height: 150px;
  height: 150px;
  position: relative;
  margin: 0 auto;
}
.quality .quality_floor1 ul li .top_box .inner {
  position: absolute;
  z-index: 2;
  background-color: #fff;
  top: 50%;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.quality .quality_floor1 ul li .top_box .inner.active {
  background-image: linear-gradient(#ff5e10, transparent);
}
.quality .quality_floor1 ul li .top_box::after {
  content: '';
  width: calc(100% + 5px);
  height: calc(100% + 5px);
  border-radius: 50%;
  background-color: #ff5e10;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 0);
  z-index: 1;
}
.quality .quality_floor1 ul li .big_text {
  font-size: 72px;
}
.quality .quality_floor1 ul li p:last-child {
  letter-spacing: 0;
}
.quality .quality_floor2 ul li {
  padding: 0 0 80px 0;
  display: inline-block;
  width: calc(25% - 15px);
  position: relative;
  overflow: hidden;
}
.quality .quality_floor2 ul li + li {
  margin-left: 20px;
}
.quality .quality_floor2 ul li img {
  width: calc(100% + 2px);
  position: relative;
  z-index: 2;
  left: -1px;
  top: -1px;
}
.quality .quality_floor2 ul li::before {
  content: '';
  display: inline-block;
  width: 100%;
  height: 10px;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 3;
  background-color: #fff;
}
.quality .quality_floor2 ul li::after {
  content: '';
  display: inline-block;
  width: calc(100% - 140px);
  height: auto;
  border-top: 260px solid #2d2d2d;
  border-left: 40px solid transparent;
  position: absolute;
  z-index: 2;
  bottom: -60px;
  left: 70px;
  transform: rotate(90deg);
}
.quality .quality_floor2 ul li .inner_text {
  position: absolute;
  z-index: 3;
  width: calc(100% - 19px);
  padding: 70px 0 20px 20px;
  left: 50%;
  bottom: 11px;
  transform: translate(-50%, 0);
  background-size: 50% 50%;
  background-repeat: no-repeat;
}
.quality .quality_floor2 ul li .inner_text span {
  position: absolute;
  font-size: 120px;
  line-height: 1em;
  opacity: 0.1;
  color: #fff;
  bottom: -22px;
  right: 0;
  font-weight: 600;
}
.quality .quality_floor2 ul li.orange::after {
  border-top-color: #ff5e10;
}
.quality .quality_floor2 ul li.orange .inner_text {
  background-size: 50% 50%;
  background-repeat: no-repeat;
}
.quality .quality_floor4 ul {
  position: relative;
  height: 180px;
}
.quality .quality_floor4 ul > li {
  display: inline-block;
  border-radius: 50%;
  width: 110px;
  height: 110px;
  position: absolute;
  background-color: #fff;
  border: 1px solid #bfbfbf;
  box-sizing: content-box;
}
.quality .quality_floor4 ul > li .inner {
  border-radius: 50%;
  height: 100px;
  width: 100px;
  margin-top: 5px;
  margin-left: 5px;
}
.quality .quality_floor4 ul > li .inner p:first-child span {
  letter-spacing: 0px;
}
.quality .quality_floor4 ul > li .inner p:last-child {
  letter-spacing: 0px;
  opacity: 0.6;
}
.quality .quality_floor4 ul > li .ol_outer {
  display: none;
  background-color: #fff;
  position: absolute;
  z-index: 9;
  top: 130px;
  box-shadow: 0 0 10px #d0d0d0;
  left: 50%;
  padding: 0.4rem 0;
  transform: translate(-50%, 0);
}
.quality .quality_floor4 ul > li .ol_outer li {
  display: inline-block;
  padding: 0 0.6rem;
  white-space: nowrap;
}
.quality .quality_floor4 ul > li .ol_outer::after {
  content: '';
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: #2d2d2d;
  position: absolute;
  top: -6px;
  left: 50%;
  margin-left: -6px;
}
.quality .quality_floor4 ul > li .ol_outer::before {
  content: '';
  width: 1px;
  height: 20px;
  background-color: #bfbfbf;
  position: absolute;
  top: -20px;
  left: 50%;
}
.quality .quality_floor4 ul > li:hover .ol_outer {
  display: flex;
}
.quality .quality_floor4 ul > li:last-child::before {
  display: none;
}
.quality .quality_floor4 ul > li::before {
  background-color: #bfbfbf;
  content: '';
  display: inline-block;
  width: 37px;
  height: 1px;
  position: absolute;
}
.quality .quality_floor4 ul > li:nth-last-of-type(2n+1) {
  top: 0;
}
.quality .quality_floor4 ul > li:nth-last-of-type(2n+1)::before {
  transform: rotate(45deg);
  bottom: 0;
  right: -15px;
}
.quality .quality_floor4 ul > li:nth-last-of-type(2n) {
  top: 110px;
}
.quality .quality_floor4 ul > li:nth-last-of-type(2n)::before {
  transform: rotate(-45deg);
  bottom: auto;
  right: -13px;
}
.quality .quality_floor4 ul > li p:first-child span:first-child {
  font-style: italic;
}
.quality .quality_floor4 ul > li:hover .inner {
  background-color: #ff5e10;
  transition: background-color 0.6s cubic-bezier(0.075, 0.82, 0.165, 1);
}
.quality .quality_floor4 ul > li:hover .inner p {
  color: #fff;
}
.quality .quality_floor4 ul > li:hover p:first-child span {
  color: #fff;
}
.quality .quality_floor4 ul > li:hover p:first-child::after {
  opacity: 0.2;
}
.quality .quality_floor3 {
  margin-top: 100px;
}
.quality .quality_floor3 ul {
  display: inline-block;
  vertical-align: top;
  font-size: 0;
  position: relative;
}
.quality .quality_floor3 ul::after {
  content: '';
  display: inline-block;
  height: 1px;
  width: 100%;
  background-color: #bfbfbf;
  left: 50%;
  top: -18px;
  transform: translate(-50%, 0);
  position: absolute;
}
.quality .quality_floor3 ul .tit {
  position: absolute;
  width: 100%;
  top: -80px;
  min-width: 157px;
  text-align: center;
  left: 50%;
  transform: translate(-50%, 0);
}
.quality .quality_floor3 ul .tit span {
  font-style: italic;
}
.quality .quality_floor3 ul li {
  height: 130px;
  width: calc(25% - 4px);
  padding-top: 40px;
  display: inline-block;
  vertical-align: top;
  margin-top: 4px;
  margin-left: 4px;
  border-radius: 10px;
  position: relative;
}
.quality .quality_floor3 ul li p:last-child {
  letter-spacing: 0;
}
.quality .quality_floor3 ul:first-child li {
  border: 1px solid #bfbfbf;
}
.quality .quality_floor3 ul:first-child li.img_outer {
  padding-top: 27px;
}
.quality .quality_floor3 ul:first-child li.img_outer img {
  max-width: 70%;
  max-height: 70%;
}
.quality .quality_floor3 ul:first-child li:nth-child(-n+5)::after {
  content: '';
  display: inline-block;
  height: 20px;
  width: 1px;
  background-color: #bfbfbf;
  left: 50%;
  top: -20px;
  position: absolute;
}
.quality .quality_floor3 ul:first-child li:nth-of-type(4n+1) {
  margin-left: 0;
}
.quality .quality_floor3 ul:last-child li {
  width: 100%;
}
.quality .quality_floor3 ul:last-child li:nth-child(2)::after {
  content: '';
  display: inline-block;
  height: 20px;
  width: 1px;
  background-color: #bfbfbf;
  left: 50%;
  top: -20px;
  position: absolute;
}
.quality .quality_floor3 ul:nth-of-type(2) li {
  background-color: #e1e1e1;
}
.quality .quality_floor3 ul:nth-of-type(2) li:nth-child(-n+5)::after {
  content: '';
  display: inline-block;
  height: 20px;
  width: 1px;
  background-color: #bfbfbf;
  left: 50%;
  top: -20px;
  position: absolute;
}
.quality .quality_floor3 ul:nth-of-type(2) li:nth-of-type(4n+1) {
  margin-left: 0;
}
.quality .quality_floor3 .img_box {
  margin: 0 -2rem;
}
.quality .quality_floor5 ul {
  font-size: 0;
}
.quality .quality_floor5 ul li {
  display: inline-block;
  width: 25%;
  position: relative;
  vertical-align: top;
  height: 206px;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.quality .quality_floor5 ul li.active::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: 0;
  border-top: 30px solid transparent;
  border-right: 30px solid #ff5e10;
  border-bottom: 30px solid #ff5e10;
  border-left: 30px solid transparent;
}
.quality .quality_floor5 ul li .jiao_line {
  position: absolute;
  right: 0;
  bottom: 0;
}
.quality .quality_floor5 ul li.text_outer {
  padding-top: 20px;
  padding-left: 20px;
  padding-bottom: 40px;
}
.quality .quality_floor5 ul li.text_outer .inner_text {
  position: relative;
  z-index: 3;
}
.quality .quality_floor5 ul li.text_outer .watermark {
  position: absolute;
  z-index: 2;
  top: 0;
  right: 40px;
}
.quality .quality_floor5 ul li.text_outer .watermark p,
.quality .quality_floor5 ul li.text_outer .watermark span {
  height: 1em;
}
.quality .quality_floor5 ul li.text_outer .watermark .en {
  position: absolute;
  top: 45px;
  right: -30px;
  text-align: right;
  letter-spacing: 0;
}
.quality .quality_floor5 ul li.text_outer .big_text {
  font-size: 6.75rem;
  font-style: italic;
  letter-spacing: 0;
}
.quality .quality_floor5 ul li.text_outer .big_text.grey {
  font-size: 12rem;
  color: #ececec;
  letter-spacing: 0;
}
.quality .quality_floor6 .info {
  background-color: #333;
  max-height: 565px;
  overflow-y: auto;
}
.quality .quality_floor6 .info li,
.quality .quality_floor6 .info p {
  color: #bfbfbf;
  line-height: 1.5rem;
}
.quality .quality_floor6 .info h3 {
  background: #fff;
  display: inline-block;
  line-height: 1.8rem;
}
.quality .quality_floor6 .info h3.orange {
  background-color: #ff5e10;
  color: #fff;
}
@media (max-width: 1200px) {
  .quality .quality_floor4 {
    display: none;
  }
  .quality .quality_floor3 .img_box {
    margin: 0;
  }
}