* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
img {
  font-size: 0;
  border: none;
}
a {
  color: #ffffff;
  outline: none;
  text-decoration: none;
}
a:hover {
  text-decoration: none;
}
a:focus {
  text-decoration: none;
}
a:link {
  text-decoration: none;
}
a:active {
  text-decoration: none;
}
a:visited {
  text-decoration: none;
}
li {
  list-style-type: none;
}
.subject {
  background: url(../images/u0.png) no-repeat;
  background-size: 100%;
}
.subject .head {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0.2rem 0.2rem;
}
.subject .head .head_home img {
  width: 0.8rem;
  vertical-align: middle;
}
.subject .head .head_title {
  color: #fff;
  text-align: center;
  flex: 1;
  font-size: 0.7rem;
}
.subject .head .head_navigation img {
  width: 0.8rem;
  vertical-align: middle;
}
.subject .head .popup {
  position: fixed;
  top: 0;
  right: -50%;
  width: 50%;
  height: 100%;
  background-color: #fff;
  text-align: center;
  transition: 0.5s ease;
  z-index: 10;
}
.subject .head .popup div {
  font-size: 0.5rem;
}
.subject .head .popup div div {
  padding: 0.3rem 0;
}
.subject .head .popup div div a {
  color: black;
}
.subject .head .popup div div span {
  font-size: 0.5rem;
}
.subject .head .popup div div:hover {
  background-color: #1296DB;
}
.subject .head .popup div div:hover a {
  color: #fff;
}
.subject .head .popup div .hoave {
  background-color: #1296DB;
}
.subject .head .popup div .hoave a {
  color: #fff;
}
.subject .content .head_btn {
  margin-top: 0.5rem;
  text-align: center;
  display: flex;
  justify-content: center;
}
.subject .content .head_btn .itme_btn {
  position: relative;
  margin: 0.2rem;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
}
.subject .content .head_btn .itme_btn .mask {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  opacity: 0.1;
  background-color: #fff;
  border-radius: 50%;
}
.subject .content .head_btn .itme_btn .maskactive {
  opacity: 0.3;
}
.subject .content .head_btn .itme_btn .font_nr {
  margin-top: 0.4rem;
  font-size: 0.25rem;
  color: #AEC9F9;
}
.subject .content .head_btn .itme_btn .font_nr p {
  margin-top: 0.1rem;
}
.subject .content .content_img {
  text-align: center;
  margin-top: 0.5rem;
}
.subject .content .content_img div {
  position: relative;
  width: 100%;
  height: 9rem;
}
.subject .content .content_img div .content_imgone img {
  width: 50%;
  vertical-align: middle;
}
.subject .content .content_img div .content_imgone .p1 {
  margin-top: 0.5rem;
  font-size: 0.5rem;
  font-weight: bold;
}
.subject .content .content_img div .content_imgone .p2 {
  margin-top: 0.3rem;
  font-size: 0.3rem;
  color: #999999;
}
.subject .content .content_img div .content_img1 {
  position: absolute;
  opacity: 0;
  transition: opacity 1s ease;
}
.subject .content .content_img div .content_imgtwo {
  top: 0;
  left: 25%;
  width: 50%;
}
.subject .content .content_img div .switch {
  opacity: 1;
}
.subject .content .download {
  text-align: center;
}
.subject .content .download div {
  margin: 0.2rem auto;
  text-align: center;
  color: #ffffff;
  width: 65%;
  padding: 0.35rem;
  font-size: 0.4rem;
  background-color: #00A2FF;
  border-radius: 1rem;
}
.modal {
  display: none;
  position: fixed;
  right: 1vw;
  top: 0;
}
.modal img {
  width: 50vw;
  height: 25vw;
  vertical-align: middle;
}