.banner {
  width: 100%;
  height: 88vh;
  position: relative;
  overflow: hidden;
  max-height: 1050px;
  /* background:#000 url(../img/p_introduce/banner.jpg) no-repeat center; */
  /* background-size: auto 100%; */
}
.fullwin {
  height: 88vh;
  position: relative;
  max-height: 835px;
}
.banner .img,
.fullwin .img {
  position: absolute;
  left: 50%;
  -webkit-transform: translate(-50%, -50%) scale(1);
  transform: translate(-50%, -50%) scale(1);
  top: 50%;
  display: block;
  max-height: 100%;
  min-width: 100%;
  object-fit: cover;
  transition: -webkit-transform 2s cubic-bezier(0.2, 0.8, 0.7, 1);
  -webkit-transition: -webkit-transform 2s cubic-bezier(0.2, 0.8, 0.7, 1);
  transition: transform 2s cubic-bezier(0.2, 0.8, 0.7, 1);
  transition: transform 2s cubic-bezier(0.2, 0.8, 0.7, 1),
    -webkit-transform 2s cubic-bezier(0.2, 0.8, 0.7, 1);
  transition: transform 2s cubic-bezier(0.2, 0.8, 0.7, 1),
    -webkit-transform 2s cubic-bezier(0.2, 0.8, 0.7, 1);
}
.fullwin .img:hover {
  -webkit-transform: translate(-50%, -50%) scale(1.1);
  transform: translate(-50%, -50%) scale(1.1);
}
.sec1 {
  width: 100%;
  overflow: hidden;
  position: relative;
}
.tit {
  line-height: 77px;
  font-size: 60px;
  color: #fff;
  position: absolute;
  bottom: 110px;
  right: 0;
  width: 465px;
  letter-spacing: 5px;
}
.moreinfo {
  height: 70px;
  bottom: 40px;
  line-height: 70px;
  position: absolute;
  right: 0;
  width: 465px;
}
.more {
  font-size: 18px;
  color: #fff;
}
.line {
  width: 84px;
  height: 11px;
  display: inline-block;
  vertical-align: top;
  margin: 30px 0 0 24px;
  background: url(../img/p_introduce/line.png) no-repeat center;
  background-size: 100% 100%;
}
.sec2 {
  /* background: url(../img/p_introduce/sec2bg.jpg) no-repeat center; */
}
.sec3 {
  /* height:877px; */
  /* background: url(../img/p_introduce/sec3bg.jpg) no-repeat center; */
}
.sec3 .tit {
  bottom: 152px;
}
.sec3 .moreinfo {
  bottom: 82px;
}
.sec4 {
	overflow: scroll;
}
.sec4 img {
	width: 100%;
	display: block;
	overflow: hidden;
	min-width: 1000px;
	max-width: 1400px;
	margin: 0 auto;
  /* background: url(../img/p_introduce/sec4bg.jpg) no-repeat center; */
}

.intro_box {
  background: #092a57;
  color: #fff;
  padding: 10px 50px 2em;
}
.intro_box h4 {
  font-size: 18px;
  text-align: left;
  margin: 1em auto;
}
.intro_box p {
  font-size: 12px;
  line-height: 2;
  letter-spacing: 1px;
}

@media screen and (max-width: 1000px) {
  .intro-banner img {
    left: 0 !important;
    transform: none !important;
    top: 0 !important;
	}
	.tit {
    width: auto;
    font-size: 4vw;
    line-height: 1.7;
    bottom: 9vw;
    right: 4vw;
	}
	.moreinfo {
    width: auto;
    line-height: 1;
    height: auto;
    bottom: 4vw;
    right: 4vw;
  }
  .more {
    font-size: 12px;
  }
  .line {
    margin-top: 0;
    margin-left: 0;
    width: 40px;
  }
  .banner, .fullwin {
    height: auto;
  }
  .fullwin {
    margin:  3vw auto;
  }
  .banner .img, .fullwin .img {
    position: relative;
    width: 100%;
    left: auto;
    transform: translate(0);
    top: 0;
  }
  .fullwin .img:hover {
    transform: scale(1.1) translate(0)
  }
  .sec3 .tit {
    bottom: 9vw;
  }
  .sec3 .moreinfo {
    bottom: 4vw;
  }
  .sec4 img {
    max-width: initial;
    min-width: auto;
  }
}