.dsp_second {
  width: 100%;
  height: 720px;
  background: #2D0400;
  position: relative;
}
.dsp_second_bg {
  width: 1140px;
  height: 720px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 8;
  overflow: hidden;
  display: block;
}
.dsp_second section {
  width: 1140px;
  margin: 0 auto;
  padding-top: 90px;
  box-sizing: border-box;
  position: relative;
  z-index: 9;
}
.dsp_second .ds-box {
  display: flex;
}
.dsp_second .ds-item {
  width: 360px;
  height: 112px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.dsp_second .ds-item-line {
  width: 1px;
  height: 112px;
  margin: 0 24px;
  background: rgba(255, 255, 255, 0.2);
}
.dsp_second .ds-item .title {
  font-size: 20px;
  line-height: 32px;
  font-weight: 400;
  color: #FFFFFF;
}
.dsp_second .ds-item .num {
  font-size: 56px;
  line-height: 72px;
  font-weight: 500;
  color: #FFFFFF;
  margin-top: 8px;
}
@media screen and (max-width: 1140px) {
  .dsp_second {
    height: 100vh;
  }
  .dsp_second section {
    width: 100%;
    padding-top: 80px;
  }
  .dsp_second_bg {
    display: none;
  }
  .dsp_second .ds-box {
    flex-direction: column;
    align-items: center;
  }
  .dsp_second .ds-item {
    width: 100%;
  }
  .dsp_second .ds-item-line {
    width: 240px;
    height: 1px;
    margin: 24px 0;
  }
}
/*@media screen and (max-width: 375px) {*/
/*  */
/*}*/

.dsp-built {
  width: 100%;
  height: 720px;
}
.dsp-built section {
  width: 1140px;
  margin: 0 auto;
  padding-top: 28px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.dsp-built .db-title {
  height: 40px;
  font-size: 32px;
  line-height: 40px;
  font-weight: 700;
  color: #000000;
}
.dsp-built .db-desc {
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  color: #000000;
  text-align: center;
  margin-top: 24px;
}
.dsp-built .db-img {
  width: 512px;
  height: 512px;
  /*background: yellow;*/
  margin-top: 40px;
}
.dsp-built .db-img img {
  width: 100%;
  height: 100%;
}
@media screen and (max-width: 1140px) {
  .dsp-built section {
    width: 100%;
    padding: 0 16px;
  }
}
@media screen and (max-width: 640px) {
  .dsp-built .db-img {
    width: 315px;
    height: 315px;
  }
}