.head_bg {
  width: 100%;
  height: 720px;
  /*background-color: #3838AA;*/
  background: url("../images/backgorund.png");

}
.head_bg .nav_home::after {
  content: '';
  display: block;
  /*width: 52px;*/
  height: 2px;
  background: #FFFFFF;
  opacity: 0.5;
  text-align: center;
  margin-top: -10px;
}
.head_bg .download {
  margin-top: 106px;
  height: 100%;
}
.head_bg .download .download_main {
  width: 1100px;
  margin: 0 auto;
  display: flex;
}
.head_bg .download .download_img {
  width: 522px;
  height: 530px;
}
.head_bg .download .download_right {
  text-align: left;
  color: #FFFFFF;
  margin-left: 40px;
  margin-top: 90px;
}
.head_bg .download .download_right p {
  font-size: 26px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 10px;
}
.head_bg .download .download_right .download_right_img {
  margin-top: 44px;
}
.plate1_main {
  width: 1200px;
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.plate1 {
  width: 100%;
  height: 640px;
}
.plate1 .plate1_left {
  width: 520px;
}
.plate1 .plate1_left h2 {
  font-size: 54px;
  font-weight: 800;
  color: #333333;
}
.plate1 .plate1_left .plate1_cont {
  margin-top: 34px;
  font-size: 16px;
  font-weight: 400;
  color: #333333;
  line-height: 28px;
}
.plate1 .plate1_right {
  width: 450px;
  height: 400px;
}
.plate1 .plate1_right img {
  width: 100%;
  height: 100%;
}
.plate2 {
  width: 100%;
  height: 730px;
  background: #F1F1FF;
  overflow: hidden;
}
.plate2 .plate_main {
  width: 1200px;
  height: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}
.plate2 .plate_main .plate_cont {
  width: 486px;
}
.plate2 .plate_main .plate_cont h2 {
  margin-top: 142px;
  font-size: 54px;
  font-weight: bold;
  color: #333333;
}
.plate2 .plate_main .plate_cont .line {
  width: 114px;
  height: 6px;
  background: #FFB800;
  margin-top: 38px;
}
.plate2 .plate_main .plate_cont p {
  margin-top: 57px;
  font-size: 16px;
  font-weight: 400;
  color: #333333;
  line-height: 28px;
}
.plate2 .plate_main .plate_img {
  width: 595px;
  height: 650px;
  align-self: flex-end;
}
.plate3 {
  width: 100%;
  height: 400px;
  background-color: #3838AA;
}
.plate3 .plate3_img {
  width: 446px;
  height: 260px;
  margin-left: 60px;
}
.plate3 .plate3_img img {
  width: 100%;
  height: 100%;
}
.plate3 .plate3_right {
  width: 570px;
}
.plate3 .plate3_right h2 {
  font-size: 54px;
  font-weight: 800;
  color: #FFFFFF;
}
.plate3 .plate3_right p {
  margin-top: 20px;
  font-size: 16px;
  font-weight: 400;
  color: #cacae8;
  line-height: 28px;
}
.plate5 {
  width: 100%;
  height: 253px;
  background-color: #3838AA;
  text-align: center;
}
.plate5 h2 {
  color: #FFFFFF;
  padding-top: 50px;
  font-size: 50px;
  font-weight: bold;
}
.plate5_down {
  margin: 0 auto;
  margin-top: 40px;
  width: 500px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}
.plate5_down .ios_down:hover {
  border: 1px solid bisque;
}
.plate5_down .ios_down {
  width: 220px;
  height: 60px;
  background-color: #FF6600;
  border-radius: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-sizing: border-box;
}
.plate5_down .ios_down em {
  display: inline-block;
  background: url(../images/iPhone_icon.png) no-repeat;
  width: 19px;
  height: 23px;
}
.plate5_down .ios_down p {
  display: inline-block;
  margin-left: 16px;
  font-size: 16px;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 30px;
}
.plate5_down .andr_down:hover {
  border: 1px solid bisque;
}
.plate5_down .andr_down {
  margin: 0 auto;
  width: 220px;
  height: 60px;
  background-color: #FFB800;
  border-radius: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-sizing: border-box;
}
.plate5_down .andr_down em {
  display: inline-block;
  background: url(../images/Android_icon.png);
  width: 23px;
  height: 24px;
}
.plate5_down .andr_down p {
  display: inline-block;
  margin-left: 16px;
  font-size: 16px;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 30px;
}