/* introduce */
.product {
  display: flex;
  justify-content: flex-end;
}

.productintroduce {
  width: 100%;
  height: 430px;
  background: #F5F8FB;
  opacity: 0.8;
}

.introduce {
  display: flex;
  justify-content: space-between;
  width: 64%;
  margin: 0 auto;
  margin-top: 122px;
}

.introduce ul {
  width: 70%;
  margin: 0 auto;
  /* display: flex; */
  text-align: center;
  align-items: center;
  /* justify-content: center; */
}

.introduce li {
  width: 20%;
}

.introduce li h2 {
  margin-top: 12px;
  margin-bottom: 12px;
  height: 18px;
  font-size: 18px;
  font-family: Adobe Heiti Std;
  font-weight: bold;
  color: #333333;

}

.introduce li:nth-child(4) {
  margin-right: 0;
}

.introduce li p {
  width: 200px;
  height: 43px;
  font-size: 14px;
  font-family: Adobe Heiti Std;
  font-weight: normal;
  color: #999999;
  line-height: 28px;
  margin-right: 60px;
}

/* about */
.about {
  height: 12rem;
  opacity: 0.8;
  display: flex;
  justify-content: center;

}

.aboutbox {
  display: flex;
  align-items: center;
  text-align: center;
  /* width: 100%; */
}

.leftabout {
  width: 50%;
  height: 520px;
  background: #0099FF;
  padding-top: 54px;
  padding-left: 49px;
  box-sizing: border-box;
  text-align: left;

}

.leftabout h2 {
  font-size: 35px;
  font-family: Adobe Heiti Std;
  font-weight: normal;
  color: #fff;
  line-height: 33px;
  box-sizing: border-box;
}

.leftabout .bar {
  margin-top: 17px;
  width: 29px;
  height: 2px;
  background: #D7000F;
  margin-bottom: 12px;
}

.leftabout h3 {
  font-size: 18px;
  font-family: Adobe Heiti Std;
  font-weight: normal;
  color: #fff;
  line-height: 20px;
  margin-bottom: 51px;
}

.leftabout p {
  width: 510px;
  font-size: 17px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #fff;
  line-height: 25px;
  margin-bottom: 60px;
  margin-right: 118px;
  text-indent: 2em;
}

.leftabout p:nth-of-type(1) {
  margin-bottom: 0;
}

.leftabout .circle {
  position: absolute;
  width: 48px;
  height: 48px;
  border: 1px solid #fff;
  border-radius: 50%;
  /* text-align: center; */
  line-height: 48px;
  color: #fff;
}

.leftabout .circle a {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 36px;
  font-size: .36rem;
  transition: left 0.5s ease-in;
  -moz-transition: left 0.5s ease-in; /* Firefox 4 */
  -webkit-transition: left 0.5s ease-in; /* Safari 和 Chrome */
  -o-transition: left 0.5s ease-in; /* Opera */
}
.leftabout .circle:hover a {
  left: 100%;
  transition: left 0.5s ease-out;
  -moz-transition: left 0.5s ease-out; /* Firefox 4 */
  -webkit-transition: left 0.5s ease-out; /* Safari 和 Chrome */
  -o-transition: left 0.5s ease-out; /* Opera */
}

.rightabout {
  width: 569px;
  height: 520px;
  background: url(../images/bg1.jpg) no-repeat;
  background-size: 100% 100%;
}

.rightabout ul {
  background: rgba(0, 0, 0, 0.5);
}

.rightabout li {
  height: 172px;
  border-bottom: 1px solid #fff;
  display: flex;
  align-items: center;
  background-color: rgba(120,120,120,0.6);
  cursor: pointer;
}

.rightabout li:hover {
  background-color: rgba(120,120,120,0);
}

.rightabout li .iconfont {
  flex: 1;
}

.rightabout li img {
  display: block;
  width: 49px;
  height: auto;
  margin: 0 auto;
}

.rightabout li p {
  flex: 1;
  font-size: 25px;
  font-family: Adobe Heiti Std;
  font-weight: normal;
  color: #FFFFFF;
  line-height: 33px;
}

/* exhibition */
.exhibition {
  width: 100%;
  background-color: #fff;
  display: flex;
  align-items: center;
  margin-top: 180px;
  margin-bottom: 207px;
}

.exhibitionbox {
  width: 45%;
  height: 703px;
  padding-left: 16%;
  padding-top: 122px;
  background: #0099FF;

  box-sizing: border-box;
}

.exhibitionbox h4 {
  font-size: 36px;
  font-family: Adobe Heiti Std;
  font-weight: normal;
  color: #FFFFFF;
  line-height: 81px;
}

.exhibitionbox .exhibitionbar {
  width: 53px;
  height: 2px;
  background: #FFFFFF;
  margin-bottom: 42px;
}

.exhibitionbox p {
  /* width: 420px; */
  width: 80%;
  /* height: 126px; */
  font-size: 14px;
  font-family: SourceHanSansSC;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 28px;
  text-indent: 2em;
}

.exhibitionbox .button {
  width: 128px;
  height: 47px;
  background: #0099FF;
  border: 1px solid #fff;
  line-height: 47px;
  text-align: center;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  margin-top: 44px;
}

.exhibition .button a {
  color: #fff;
}

.scenebox {
  width: 70%;
  margin-left: -46px;
  display: flex;
}

.scenebox img {
  width: 90%;
  height: auto;
  margin-right: 25px;


}

.scenebox img:nth-child(3) {
  margin-right: 0;
}

/* sponsor */
.sponsor {
  background-color: #fff;
}

.sponsor img {
  width: 100%;
  display: flex;
  justify-content: center;
  display: block;
  margin: 0 auto;
  margin-bottom: 65px;
}


@media screen and (max-width:750px) {
  .bannar {
    margin-top: 1.44rem;
  }
  .productintroduce {
	  height: auto;
  }
  .introduce {
	display: flex;
	align-items: center;
    width: 90%;
	height: 5.5rem;
    margin: 0 auto;
    /* margin-top: 122px; */
  }

  .introduce li {
    width: 25%;
    margin-right: .13rem;
  }
  
  .introduce li img {
	  width: 1rem;
	  height: 1rem;
  }

  .introduce li h2 {
    font-size: 96%;
    margin-bottom: .2rem;
    font-size: .28rem;
  }

  .introduce li p {
    width: 95%;
	font-size: .24rem;
	line-height: 1.5;
  }

  .introduce li p:nth-child(3) {
    margin-right: 10px;
  }

  .about {
    height: 8.1rem;
    margin: 1rem auto;
  }

  .aboutbox {
    width: 95%;
  }

  .leftabout,
  .rightabout {
    width: 50%;
    height: 100%;
  }
  .leftabout {
    position: relative;
    padding-left: .33rem;
    padding-top: .33rem;
  }
  .leftabout h2 {
    font-size: .36rem;
  }
  .leftabout h3 {
    margin-bottom: .2rem;
    font-size: .3rem;
  }
  .leftabout .bar {
	  margin: .2rem 0 .24rem;
  }
  .leftabout p {
    width: 95%;
    margin-bottom: .3rem;
    font-size: .22rem;
    line-height: 1.5;
  }
  .leftabout .circle {
    bottom: .2rem;
    font-size: .2rem;
    width: .4rem;
    height: .4rem;
    line-height: .4rem;
  }
  .leftabout .circle a {
    font-size: .2rem;
  }
  .rightabout {
	  background-image: url(../images/bg1.png);
  }
  .rightabout li {
    height: 2.68rem;
    padding: 0 0.8rem;
  }
  .rightabout li p {
    font-size: .3rem;
  }
  .rightabout li img {
    width: .5rem;
    height: auto;
  }
  
  .rightabout li:first-child img {
    width: .5rem;
    height: .55rem;
  }
  
  .exhibition {
    width: 100%;
    margin: 1rem auto;
  }
  .exhibitionbox {
    width: 50%;
    height: 8.2rem;
    margin: 0 auto;
    padding: .4rem 3%;
    box-sizing: border-box;
  }
  .exhibitionbox h4 {
    font-size: .36rem;
    line-height: .6rem;
  }
  .exhibitionbox .exhibitionbar {
    margin-bottom: 20px;
    margin-top: 10px;
  }
  .exhibitionbox p {
    font-size: .24rem;
    line-height: 2;
    width: 95%;
  }
  .exhibitionbox .button {
	width: 2rem;
	height: .8rem;
	line-height: .8rem;
    margin-top: .3rem;
	font-size: .3rem;
  }
  .scenebox {
    margin-top: 0;
    margin-left: -23px;
    align-items: center;
  }

  .scenebox img {
    width: 90%;
    height: auto;
  }
  .sponsor h2 {
    font-size: .4rem;
  }
}