/* 系统构成 */
.system-construct {
  background: #fff;
}

.system-construct .container {
  position: relative;
}

.system-construct .bg-dark {
  width: 100%;
  height: 410px;
  background: linear-gradient(to right bottom, #1d212f, #363d4e);
}

.system-construct .bg-white {
  width: 100%;
  height: 730px;
}

/* 黑白背景高度可适应 */
.system-construct .system-construct-content {
  position: absolute;
  width: 100%;
  /* top: -58%; */
  top: -394px;
  text-align: center;
  /* left: 0; */
}

.system-construct .system-construct-content h4 {
  text-align: center;
  /* margin-top: -4%; */

  font-size: 30px;
  font-weight: bold;
  line-height: 38px;
  letter-spacing: 0px;
  color: #fefefe;
}

.system-construct .system-construct-content .image {
  margin: auto;
}

.system-construct .system-construct-content .image img {
  /* width: 96%; */
  width: 100%;
  margin-top: -4px;
}

/* 可视化说明列表 */
.viewable-list {
  /* padding-top: 10px; */
  padding: 20px !important;
  background: #f4f4f4;
}

.viewable-list .viewable-list-item .item-show {
  margin: auto;
  margin-bottom: 40px;
}

.viewable-list .viewable-list-item .pt-10 {
  padding-top: 10px;
}

.viewable-list .viewable-list-item .pt-14 {
  /* padding-top: 28px; */
}

.viewable-list .viewable-list-item .item-show .item-img {
  /* margin-right: -22px; */
  vertical-align: middle;
}

.viewable-list .viewable-list-item .item-show .item-img img {
  max-width: 100%;
  padding-top: 44px;
}

.viewable-list .viewable-list-item .item-show .item-content {
  padding-right: 0;
}

.viewable-list .viewable-list-item .item-show .item-content h5 {
  /* font-size: 18px;
          font-weight: bold;
          color: #1f3147; */
  /*  */
  font-weight: bold;
  font-size: 18px;
  line-height: 38px;
  letter-spacing: 0px;
  color: #1f3147;
}

.viewable-list .viewable-list-item .item-show .item-content p {
  /* font-size: 14px;
          color: #666666; */

  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 24px;
  letter-spacing: 0px;
  color: #666666;
}



.viewable-useage div.useage-title {
  padding: 30px;
  text-align: center;
}

.viewable-useage div.useage-title h4 {

  font-size: 30px;
  font-weight: bold;
  line-height: 38px;
  letter-spacing: 0px;
  color: #333333;
  margin-bottom: 0;
}

.viewable-useage div.useage-title .title-bar {
  margin-top: -10px;
}

.viewable-useage div.useage-title .title-bar img {
  max-width: 100%;
  margin-top: 4px;
}

.viewable-useage div.useage-list div {
  /* background: #000; */
  margin: auto;
  padding-bottom: 30px;
}

.viewable-useage div.useage-list .useage-list-item {
  text-align: center;
}

.viewable-useage div.useage-list .pl-0 {
  padding-left: 0;
}

.viewable-useage div.useage-list .pr-0 {
  padding-right: 0;
}

.viewable-useage div.useage-list .pl-24 {
  padding-left: 24px;
}

.viewable-useage div.useage-list .useage-list-item h4 {
  margin: 18px auto;
  font-size: 20px;
  font-weight: bold;
  /* color: #2284d7; */
  background-image: -webkit-linear-gradient(right, #158fc4, #1d89d0, #00a3ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.viewable-useage div.useage-list .useage-list-item p {
  padding: 0 9%;
  font-size: 14px;
  text-align: left;
  font-weight: normal;
  font-stretch: normal;
  line-height: 25px;
  letter-spacing: 0px;
  color: #555555;
}

.viewable-useage div.useage-list .useage-list-item div img {
  max-width: 100%;
}

.container-fluid {
  padding: 0;
}

/*可视化适用场景  */
.viewable-useage {
  padding-left: 0;
  width: 1440px;
  padding-bottom: 50px;
  padding-right: 0;
}

.system-construct .tech-wid-mar {
  /* width: 75%; */
  width: 1440px;
  margin-bottom: 30px;
  padding-left: 0;
}

/* 自定义样式 */
.p-20 {
  padding: 20px 0 46px;
}

@media (max-width: 2000px) {
  .system-construct .bg-dark {
    height: 414px;
  }

  .system-construct .bg-white {
    height: 686px;
  }
}

@media (max-width: 1440px) {


  .system-construct .tech-wid-mar {
    width: 100%;
  }

  /* 适用场景 */
  .viewable-useage {
    width: 100%;
    padding: 0 16px;
  }

  .viewable-useage div.useage-list .pl-0 {
    padding-left: 14px;
  }

  .viewable-useage div.useage-list .pr-0 {
    padding-right: 14px;
  }

  .viewable-useage .useage-list {
    margin: 0;
  }

  .viewable-useage div.useage-list .pl-24 {
    padding-left: 15px;
  }

  .system-construct {
    width: 100%;
    padding: 0 30px !important;
  }
}

@media (max-width: 1350px) {

  .system-construct .bg-white {
    height: 600px;
  }
}

@media (max-width: 1250px) {
  .system-construct .bg-white {
    height: 500px;
  }
}


@media (max-width: 1150px) {
  .system-construct .bg-white {
    height: 400px;
  }
}

@media (max-width: 1024px) {

  /* .viewable-useage div.useage-list .useage-list-item {
    width: 50%;
  } */
  .system-construct {
    padding: 0 !important;
  }

  .viewable-useage {
    /* width: 84%; */
    width: 100%;
    padding-left: 30px;
    padding-right: 30px;
  }

  .viewable-useage div.useage-list .useage-list-item:nth-of-type(odd),
  .viewable-useage div.useage-list .useage-list-item:nth-of-type(even) {
    padding-left: 10px;
    padding-right: 10px;
  }

  .viewable-useage .useage-list {
    margin-left: -10px;
    margin-right: -10px;
  }

  .viewable-useage div.useage-list .useage-list-item:nth-of-type(even) {
    /* padding-right: 0; */
  }
}

@media (max-width: 992px) {

  .system-construct .bg-white {
    height: 350px;
  }
}

@media (min-width: 768px) and (max-width: 992px) {
  .viewable-useage div.useage-list div {
    margin: auto;
    padding-bottom: 40px;
  }

  .viewable-useage div.useage-list div:nth-of-type(3),
  .viewable-useage div.useage-list div:nth-of-type(4) {
    padding-bottom: 0;
  }

  .viewable-useage {
    padding-bottom: 50px;
  }
}

@media(max-width: 850px) {
  .system-construct .bg-white {
    width: 100%;
    height: 240px;
  }
}

@media (max-width: 767px) {

  .viewable-useage div.useage-title h4 {
    font-size: 24px;
  }

  .viewable-useage div.useage-title .title-bar img {
    margin-top: 4px;
    width: 100px;
  }

  .viewable-useage div.useage-title .title-bar {
    margin-top: -15px;
  }

  .system-construct-content .p-20 {
    padding: 10px 0 36px;
  }
}

@media (max-width: 767px) {

  /* 可视化技术决策  */
  .system-construct .system-construct-content h4 {
    font-size: 24px;
  }

  .system-construct .system-construct-content .tmt-18 {
    margin-top: -22px;
  }

  .system-construct .system-construct-content .tmt-18 img {
    width: 100px;
  }

  .viewable-useage {
    width: 100%;
    padding: 0 20px 24px;
  }

  .viewable-useage div.useage-list .useage-list-item:nth-of-type(odd),
  .viewable-useage div.useage-list .useage-list-item:nth-of-type(even) {
    width: 100%;
    /* padding-left: 15px;
    padding-right: 15px; */
  }

  .viewable-useage div.useage-title {
    padding-top: 20px;
  }

  .viewable-useage div.useage-list .useage-list-item {
    padding-bottom: 40px;
  }

}

/* mobile phone  */
@media (max-width: 700px) {

  .system-construct .bg-white {
    width: 100%;
    height: 160px;
  }
}

@media (max-width: 600px) {

  .system-construct .bg-white {
    height: 106px;
  }
}

@media (max-width: 499px) {

  .system-construct .bg-white {
    width: 100%;
    height: 40px;
  }

  .viewable-useage div.useage-list div {
    max-width: 100%;
  }

  .viewable-useage div.useage-list .useage-list-item div img {
    width: 100%;
  }
}

@media (max-width: 470px) {
  .system-construct .bg-dark {
    height: 348px;
  }

  .system-construct .system-construct-content {
    top: -334px;
  }

}

/* for mobile 360px */
@media (max-width: 360px) {
  .system-construct .system-construct-content {
    top: -292px;
  }

  .system-construct .bg-white {
    height: 60px;
  }

  .system-construct .bg-dark {
    height: 304px;
  }
}