h5 {
  font-size: 36px;
  font-weight: 400;
  color: #333;
}
span {
  color: #555555;
  font-size: 18px;
  line-height: 32px;
}
.banner {
  position: relative;
  width: 100%;
  height: 100vh;
  background: url(../images/productiont-banner.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}
.banner .infobox {
  display: flex;
  align-items: center;
  width: 80%;
  height: 100vh;
  margin: 0 auto;
}
.banner .infobox .left {
  width: 50%;
}
.banner .infobox .info {
  width: 50%;
  padding-bottom: 100px;
}
.banner .infobox .info p {
  font-size: 24px;
  font-weight: 200;
  color: #fff;
}
.banner .infobox .info h4 {
  margin: 20px 0 60px 0;
  font-size: 54px;
  color: #ffffff;
  font-weight: 300;
}
.banner .infobox .info span {
  margin-top: 40px;
  font-size: 18px;
  color: #ffffff;
  font-weight: 200;
  text-align: right;
}
.banner .mouse-prompt {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  left: 50%;
  bottom: 30px;
  transform: translate(-50%);
  animation: mouse 2s linear infinite;
}
.banner .mouse-prompt .icon-shubiao {
  color: #fff;
  opacity: 0.6;
  font-size: 24px;
}
.banner .mouse-prompt p {
  text-align: center;
  font-weight: 100;
  font-size: 16px;
  color: #fff;
  opacity: 0.6;
}
@keyframes mouse {
  0% {
    bottom: 30px;
    animation-timing-function: ease-in;
    opacity: 0;
  }
  25% {
    bottom: 25px;
    opacity: 0.8;
  }
  50% {
    bottom: 20px;
    opacity: 0.4;
  }
  75% {
    bottom: 15px;
    opacity: 0.1;
  }
  100% {
    bottom: 10px;
    animation-timing-function: ease-out;
    opacity: 0;
  }
}
.introduction {
  position: absolute;
  top: calc(100vh - 280px);
  left: 50%;
  transform: translate(-50%) !important;
  width: 80%;
  margin: 0 auto;
  padding: 68px 80px;
  background: #fff;
  border-radius: 4px;
  z-index: 5;
}
.introduction h5 {
  padding-bottom: 30px;
}
.introduction span {
  color: #555555;
  font-size: 18px;
  line-height: 32px;
}
.feature {
  width: 100%;
  height: 960px;
  position: relative;
  background: url(../images/production-bg1.jpg) center center no-repeat;
  background-size: cover;
}
.feature .content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 auto;
  width: 80%;
  padding-top: 120px;
}
.feature .content .left {
  width: 40%;
}
.feature .content .left h5 {
  padding-bottom: 50px;
}
.feature .content .left span {
  line-height: 36px;
}
.feature .content .right {
  width: 50%;
}
.feature .content .right .bg {
  position: relative;
  background: url(../images/production-round.png) center center no-repeat;
  background-size: cover;
  height: 772px;
}
.feature .content .right .bg img {
  position: absolute;
  left: 19%;
  top: 32%;
  -webkit-animation: rotation linear 20s infinite;
}
@-webkit-keyframes rotation {
  from {
    -webkit-transform: rotate(0deg);
  }
  to {
    -webkit-transform: rotate(360deg);
  }
}
.feature .content .right .bg .describe p {
  position: absolute;
  background-image: linear-gradient(60deg, #1553a0, #07bba4);
  -webkit-background-clip: text;
  color: transparent;
  font-size: 20px;
}
.feature .content .right .bg .describe p:nth-child(1) {
  position: absolute;
  left: 31%;
  top: 0;
}
.feature .content .right .bg .describe p:nth-child(2) {
  position: absolute;
  left: 60%;
  top: 12%;
}
.feature .content .right .bg .describe p:nth-child(3) {
  position: absolute;
  left: 82%;
  top: 38%;
}
.feature .content .right .bg .describe p:nth-child(4) {
  position: absolute;
  left: 60%;
  top: 80%;
}
.feature .content .right .bg .describe p:nth-child(5) {
  position: absolute;
  left: 31%;
  top: 88%;
}
.pic {
  width: 100%;
  height: 688px;
  position: relative;
  background: url(../images/production-bg3.jpg) center center no-repeat;
  background-size: cover;
}
.pic .introduction {
  position: absolute;
  top: calc(100vh - 380px);
  left: 50%;
  transform: translate(-50%) !important;
  width: 80%;
  margin: 0 auto;
  padding: 68px 80px;
  background: #fff;
  border-radius: 4px;
  z-index: 5;
}
.pic .introduction h5 {
  padding-bottom: 30px;
}
.pic .introduction span {
  color: #555555;
  font-size: 18px;
  line-height: 32px;
}
.picmore {
  width: 100%;
  height: 460px;
  position: relative;
  background: url(../images/production-bg2.jpg) center center no-repeat;
  background-size: cover;
}
.picmore .more {
  display: flex;
  position: absolute;
  top: 65%;
  left: 50%;
  transform: translate(-50%);
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #ebebeb;
  width: 200px;
}
.picmore .more .icon-jiantou {
  color: #1553a0;
  transform: rotate(180deg);
  font-size: 30px;
  transition: all 0.6s;
}
.picmore .more a {
  font-size: 18px;
  color: #1553a0;
}
.picmore .more:before {
  content: '';
  height: 2px;
  border-bottom: 2px solid #1553a0;
  position: absolute;
  bottom: -2px;
  width: 0;
  transition: all 0.6s;
}
.picmore .more:hover::before {
  width: 100%;
}
.picmore .more:hover .icon-jiantou {
  transform: rotate(145deg) !important;
}
@media screen and (max-width: 1280px) {
  .banner {
    background-attachment: scroll;
  }
  .banner .infobox .info h4 {
    font-size: 30px;
    margin: 20px 0 20px 0;
  }
  .banner .infobox .info span {
    font-size: 16px;
  }
  .introduction {
    padding: 40px 50px;
  }
  .introduction h5 {
    font-size: 30px;
  }
  .introduction span {
    font-size: 16px;
  }
  .feature .content .right img {
    left: 0 !important;
  }
  .feature .content .right p {
    font-size: 18px;
  }
  .picmore {
    height: 300px;
  }
}
@media screen and (max-width: 992px) {
  h5 {
    font-size: 24px;
  }
  span {
    font-size: 14px !important;
  }
  .banner {
    background-attachment: scroll;
  }
  .banner .infobox .left {
    display: none;
  }
  .banner .infobox .info {
    width: 90%;
  }
  .banner .infobox .info p {
    font-size: 16px;
  }
  .banner .infobox .info h4 {
    font-size: 30px;
    margin: 20px 0 20px 0;
  }
  .banner .infobox .info span {
    font-size: 14px;
  }
  .introduction {
    width: 90%;
    padding: 30px;
  }
  .feature {
    height: auto;
  }
  .feature .content {
    width: 90%;
    flex-direction: column;
    padding-top: 280px;
    overflow: hidden;
  }
  .feature .content .left {
    width: 100%;
  }
  .feature .content .right {
    width: 100%;
  }
  .feature .content .right .bg {
    background-position: 36%;
    background-size: 120%;
    height: 560px;
  }
  .feature .content .right .bg img {
    left: 8%;
    top: 30%;
    width: 60%;
  }
  .feature .content .right .bg .describe p {
    font-size: 16px;
  }
  .feature .content .right .bg .describe p:nth-child(1) {
    left: 31%;
    top: 14%;
  }
  .feature .content .right .bg .describe p:nth-child(2) {
    left: 60%;
    top: 22%;
  }
  .feature .content .right .bg .describe p:nth-child(3) {
    left: 82%;
    top: 46%;
  }
  .feature .content .right .bg .describe p:nth-child(4) {
    left: 60%;
    top: 70%;
  }
  .feature .content .right .bg .describe p:nth-child(5) {
    left: 31%;
    top: 80%;
  }
  .pic {
    background-position: 14%;
  }
  .pic .introduction {
    width: 90%;
    padding: 30px;
  }
  .picmore .more {
    padding-bottom: 10px !important;
  }
  .picmore .icon-jiantou {
    font-size: 14px !important;
  }
  .picmore a {
    font-size: 14px !important;
  }
}