.public_w {
  max-width: 1480px;
  width: 85%;
  margin: 0 auto;
}
* {
  margin: 0;
  padding: 0;
}
.solutions .solutions_cont {
  width: 80%;
  margin-top: calc(30px + 5rem);
  display: flex;
  flex-direction: column;
  /* border: 1px solid #000; */
}
.solutions .solutions_cont .s1 {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* padding-top: 0.8rem; */
  /* padding-bottom: 0.6rem; */
  margin-bottom: calc(19px + 5rem);
  /* border: 1px #f00 solid; */
}
.solutions .solutions_cont .s1 > p {
  width: 12.5%;
  font-family: HelveticaNeue_Medium;
  /* font-weight: 500; */
  font-size: calc(14px + 1.5rem);
  color: #333333;
}
.solutions .solutions_cont .s1 > span {
  width: 2px;
  height: calc(12px + 4rem);
  background: #DCDCDC;
  margin: 0 calc(13px + 3.5rem);
}
.solutions .solutions_cont .s1 > h4 {
  font-family: Helvetica;
  font-size: calc(10px + 0.5rem);
  color: #666666;
  line-height: calc(12px + 1rem);
}
.solutions .solutions_cont .s2 {
  width: 100%;
  display: flex;
  /* border: 1px solid #000; */
}
.solutions .solutions_cont .s2 > ul {
  width: 28%;
  border: 1px solid #EEEEEE;
  border-right: none;
  cursor: pointer;
}
.solutions .solutions_cont .s2 > ul > li {
  width: 100%;
  padding: 0.6rem 0;
  display: flex;
  align-items: center;
  border-top: 1px solid #EEEEEE;
  transition: all 0.3s;
}
.solutions .solutions_cont .s2 > ul > li > div {
  width: calc(16px + 2.5rem);
  height: calc(16px + 2.5rem);
  position: relative;
  margin-left: calc(19px + 1rem);
}
.solutions .solutions_cont .s2 > ul > li > div > img {
  width: calc(16px + 2.5rem);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all 1s;
}
.solutions .solutions_cont .s2 > ul > li > div > img:nth-of-type(2) {
  display: none;
}
.solutions .solutions_cont .s2 > ul > li > p {
  font-family: Helvetica;
  font-size: calc(10px + 0.6rem);
  color: #333333;
  margin-left: calc(10px + 0.3rem);
}
.solutions .solutions_cont .s2 > ul > li:nth-of-type(1) {
  border-top: none;
}
.solutions .solutions_cont .s2 > ul > li.on,
.solutions .solutions_cont .s2 > ul > li:hover {
  background: #E15532;
}
.solutions .solutions_cont .s2 > ul > li.on > div,
.solutions .solutions_cont .s2 > ul > li:hover > div {
  /* z-index: 1000; */
}
.solutions .solutions_cont .s2 > ul > li.on > div > img:nth-of-type(1),
.solutions .solutions_cont .s2 > ul > li:hover > div > img:nth-of-type(1) {
  display: none;
}
.solutions .solutions_cont .s2 > ul > li.on > div > img:nth-of-type(2),
.solutions .solutions_cont .s2 > ul > li:hover > div > img:nth-of-type(2) {
  display: block;
}
.solutions .solutions_cont .s2 > ul > li.on > p,
.solutions .solutions_cont .s2 > ul > li:hover > p {
  color: #FFFFFF;
}
.solutions .solutions_cont .s2 .tu {
  width: 72%;
  /* border: 1px solid #f00; */
}
.solutions .solutions_cont .s2 .tu > img {
  width: 100%;
  height: 100%;
  display: none;
  transition: all 1s;
}
.solutions .solutions_cont .s2 .tu > img.on {
  width: 100%;
  height: 100%;
  display: block;
}
.solutions .solutions_cont .s3 {
  width: 100%;
  display: flex;
  flex-direction: column;
  margin-top: calc(10px + 4.5rem);
  /* border: 1px solid #f00; */
}
.solutions .solutions_cont .s3 .s3a {
  display: flex;
  flex-direction: column;
}
.solutions .solutions_cont .s3 .s3a > p {
  font-family: HelveticaNeue_Medium;
  font-size: calc(14px + 1rem);
  color: #333333;
}
.solutions .solutions_cont .s3 .s3a > span {
  font-family: Helvetica;
  font-size: calc(10px + 0.4rem);
  color: #777777;
  line-height: calc(12px + 1rem);
  margin-top: calc(10px + 1.5rem);
  margin-bottom: calc(10px + 1rem);
}
.solutions .solutions_cont .s3 .s3a > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-family: Helvetica;
  font-size: calc(10px + 0.4rem);
  color: #777777;
}
.solutions .solutions_cont .s3 .s3a > div > p {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
}
.solutions .solutions_cont .s3 .s3a > div > p > span {
  width: 8px;
  height: 8px;
  background: #E15532;
  border-radius: 50%;
  margin-right: 0.45rem;
}
.solutions .solutions_cont .s4 {
  width: 100%;
  display: flex;
  flex-direction: column;
  margin-top: calc(10px + 2.5rem);
  /* border: 1px solid #f00; */
  /* >div.on{

            } */
}
.solutions .solutions_cont .s4 > div {
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.solutions .solutions_cont .s4 > div > img {
  width: 32%;
}
@media screen and (max-width: 1100px) {
  .solutions .solutions_cont .s1 {
    flex-direction: column;
    align-items: flex-start;
  }
  .solutions .solutions_cont .s1 > p {
    width: 100%;
  }
  .solutions .solutions_cont .s1 > span {
    display: none;
  }
  .solutions .solutions_cont .s2 {
    flex-direction: column;
  }
  .solutions .solutions_cont .s2 > ul {
    width: 100%;
    border: 1px solid #EEEEEE;
  }
  .solutions .solutions_cont .s2 .tu {
    width: 100%;
  }
  .solutions .solutions_cont .s4 > div {
    flex-wrap: wrap;
  }
  .solutions .solutions_cont .s4 > div > img {
    width: 47%;
    margin-top: calc(15px + 0.5rem);
  }
  .solutions .solutions_cont .s4 > div > img:nth-of-type(1),
  .solutions .solutions_cont .s4 > div > img:nth-of-type(2) {
    margin-top: 0;
  }
}