.knowjj {
  width: 100%;
  /* height: 700px; */
  background-color: rgba(246, 242, 232, 1);
  padding-bottom: 70px;
  /* border: 1px rgba(246, 242, 232, 1) solid; */
  overflow: hidden;
  z-index: 4;
  /* position: absolute; */
}
.jjmain {
  width: 1529px;
  /* height: 650px; */
  /* background-color: whitesmoke; */
  margin: 0 auto;
}
.know {
  width: 270px;
  height: 80px;
  color: #5B0085;
  font-size: 62px;
  font-family: "Arial Negreta", "Arial Normal", "Arial", sans-serif;
  font-weight: 700;
  font-style: normal;
  margin: 0 auto;
  text-align: center;
}
.enknow {
  width: 220px;
  height: 25px;
  color: #B3B3B3;
  font-family: "Arial Negreta", "Arial Normal", "Arial", sans-serif;
  font-weight: 700;
  font-style: normal;
  font-size: 25px;
  padding-top: 10px;
  margin: 0 auto;
  text-align: center;
}
.introduce {
  width: 840px;
  height: 340px;
  background-color: aqua;
  margin-top: 30px;
  margin: auto;
}
.image {
  width: 1529px;
  height: 544px;
  margin: 0 auto;
  margin-top: 50px;
  font-size: 0;
  display: flex;
}
.img_div {
  /* position: relative; */
  width: 54%;
  height: 544px;
  background-color: rgb(37, 33, 33);
}
.img_div > img {
  width: 100%;
  height: 100%;
  /* transform: scale(1.05); */
  transition: all 0.5s;
}
.img_div > img:hover {
  transform: scale(1.05);
}
.img_div div.list-item video#jjvideo.video{width:100%; height:544px;}
.background {
  /* position: relative; */
  display: inline-block;
  width: 46%;
  height: 544px;
  /* bottom: 544px; */
  /* left: 54%; */
  border: 0px solid white;
  overflow: hidden;
  background-color: rgb(37, 33, 33);
}
.text {
  width: 400px;
  height: 250px;
  margin-top: 171px;
  margin-left: 80px;
  /* margin-right: auto; */
  /* margin:0 auto; */
  /* background-color: whitesmoke; */
}
.text > div:nth-of-type(1) {
  height: 60px;
}
.text > div:nth-of-type(2) {
  margin-top: 22px;
  height: 120px;
}
.text .div2 span:first-child{
  /* color: #FF9000; */
}
.text > .div1 > span:nth-of-type(1) {
  margin: 0;
  color: #E85555;
  height: 33px;
  line-height: 33px;
  font-size: 24px;
}
.text > .div1 > span:nth-of-type(2) {
  margin: 0;
  color: #ECEAE8;
  font-size: 24px;
  height: 33px;
  line-height: 33px;
}
.text > .div2 > span:hover {
  color: #FF9000;
}
.text > .div2 > span {
  display: block;
  color: white;
  height: 29px;
  line-height: 29px;
  font-size: 16px;
}

@media (min-width: 1200px) and (max-width: 1530px) {
  /* 了解锦江 */
  .jjmain {
    width: 100%;
  }
  .image {
    width: 1100px;
    height: 400px;
  }
  .background {
    /* width: 470; */
    flex: 1;
    position: static;
    display: inline-block;
    height: 359px;
  }
  .img_div {
    width: 539px;
    height: 359px;
  }
.img_div div.list-item video#jjvideo.video{height:359px;}
  .text {
    margin-top: 100px;
  }
  .know {
    font-size: 36px;
    height: auto;
  }
  .enknow {
    font-size: 16px;
    text-align: center;
  }
  .text > .div1 > span:nth-of-type(1) {
    font-size: 16px;
  }
  .text > .div1 > span:nth-of-type(2) {
    font-size: 17px;
  }
  .text > .div2 > span {
    font-size: 11px;
    line-height: 20px;
    height: 20px;
  }
  .text {
    margin-top: 110px;
    margin-left: 53px;
  }
}

@media (min-width: 769px) and (max-width: 1199px) {
  /* 了解锦江 */
  .jjmain {
    width: 100%;
  }
  .image {
    width: 800px;
    height: 300px;
  }
  .background {
    /* width: 405px; */
    position: static;
    display: inline-block;
    height: 300px;
  }
  .img_div {
    /* width: 495px; */
    height: 300px;
  }
.img_div div.list-item video#jjvideo.video{height:300px;}
  .text {
    margin-top: 65px;
    margin-left: 40px;
    width: auto;
  }
  .enknow {
    font-size: 16px;
    text-align: center;
  }
  .know {
    font-size: 36px;
    height: auto;
  }
}

@media (min-width: 769px) and (max-width: 1199px) {
  .knowjj .image {
    /* width: calc(100% - 150px);
    margin: 0 auto; */
  }
  .text > .div2 > span {
    font-size: 11px;
  }
  .text > .div1 > span:nth-of-type(1) {
    font-size: 16px;
  }
  .text > .div1 > span:nth-of-type(2) {
    font-size: 17px;
  }
}

@media (width: 640px) {
  .jjmain {
    width: 100%;
  }
  .image {
    width: 630px;
    margin-top: 0;
    height: auto;
  }
  .know {
    font-size: 22px;
    height: auto;
  }
  .enknow {
    font-size: 12px;
  }
  .img_div {
    height: 225px;
  }
  .background {
    height: 225px;
    bottom: 225px;
    display: inline-block;
    position: static;
  }
  .text > .div1 > span:nth-of-type(1) {
    font-size: 14px;
  }
  .text > .div1 > span:nth-of-type(2) {
    font-size: 14px;
  }
  .text {
    margin-top: 10px;
    margin-left: 10px;
    width: auto;
    height: auto;
  }
  .text > .div2 > span {
    font-size: 12px;
  }
  .knowjj {
    padding-bottom: 30px;
  }
}

.mobile-navi {
  display: none;
}