.project_detail {
  width: 100%;
  height: 100%;
  background: #ffffff;
  z-index: 9999999;
  overflow-y: scroll;
  overflow-x: hidden;
}
.main {
  background: #dc0032;
  width: 56.0667rem;
  height: 14.2rem;
  position: absolute;
  left: 50%;
  margin-left: -28.0333rem;
  padding: 0.6667rem 0;
  display: flex;
  align-items: center;
  z-index: 888;
}
.main .main_left {
  float: left;
  width: 19.4rem;
  height: 12.8rem;
  margin-left: 6.67rem;
  max-height: 12.8rem;
  min-height: 12.8rem;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
}
.main .main_left video {
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  width: 100%;
  max-height: 12.8rem;
  object-fit: fill;
  position: absolute;
}
.main .main_left img {
  width: 19.4rem;
  max-height: 12.8rem;
}
.main .main_right {
  width: 24.93rem;
  height: 9.8rem;
  overflow: hidden;
  margin-left: 0.654rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-right: 6.4rem;
}
.main .main_right .all_right_font {
  width: 29.33rem;
  height: 12.49rem;
}
.main .main_right h3 {
  color: #fefefe;
  font-size: 1rem;
  letter-spacing: 0.0333rem;
  font-weight: normal;
  margin-bottom: 0.8333rem;
  font-weight: 500;
}
.main .main_right .main_font {
  font-size: 0.7848rem !important;
  font-family: 'Noto Sans SC', sans-serif !important;
  color: #fefefe;
  line-height: 1.1rem;
  font-weight: 300;
}
.main .main_right .main_font p {
  letter-spacing: 0.0333rem;
  font-size: 0.7848rem !important;
  font-weight: 300 !important;
  font-family: 'Noto Sans SC', sans-serif !important;
}
.main .main_right .main_font p span {
  font-size: 0.7848rem !important;
  font-weight: 300;
  font-family: 'Noto Sans SC', sans-serif !important;
}
.main .main_right .main_font p big {
  font-weight: 500 !important;
  font-family: 'Noto Sans SC', sans-serif !important;
}
.main .main_right .main_font p strong {
  font-weight: 500;
}
.normal_box {
  background: #fff;
  width: 42.6667rem;
  margin: 0 auto;
  position: relative;
  margin-top: 16.0667rem;
}
.content {
  width: 42.6667rem;
  margin: 0 auto;
}
.content img {
  max-width: 42.6667rem;
  width: 42.6667rem;
  height: auto;
  margin: 0.5rem 0;
}
.content .l_10 {
  margin-left: 1px;
}
.content .l_25 {
  margin-left: 0.8333rem;
}
.back {
  width: 2.4333rem;
  height: 2.3333rem;
  padding: 1rem 0;
  margin: 0 auto;
  cursor: pointer;
}
.back img {
  width: 1.587rem;
}
.footer {
  width: 100%;
  position: absolute;
  pointer-events: none;
  z-index: 99999999;
  padding-bottom: 1rem;
}
.footer p {
  font-size: 0.5166rem;
  line-height: 0.7847rem;
  text-align: center;
  color: #4c4c4c;
  font-weight: 300;
}
.footer_main {
  padding-bottom: 1.5rem;
}
.project_detail {
  animation: goup 1s ease both;
}
@keyframes goup {
  from {
    top: 0;
  }
  to {
    top: 100%;
  }
}