* {
  margin: 0;
  padding: 0;
}
ul,
li {
  list-style: none;
}
.top {
  width: 100%;
  height: 60px;
}
.top .logo {
  float: left;
  height: 60px;
  width: 300px;
}
.top .logo img {
  display: block;
  height: 40px;
  width: auto;
  margin-top: 10px;
  margin-left: 30px;
}
.top .item {
  width: 160px;
  height: 60px;
  float: right;
  font-size: 18px;
  line-height: 60px;
  text-align: center;
}
.top .item.on {
  background-color: #2980ff;
  color: #fff;
}
.main {
  width: 1190px;
  margin: 20px auto;
  height: 600px;
  position: relative;
}
.main .pc {
  width: 65%;
  height: auto;
  float: right;
  display: block;
}
.main .mobile {
  position: absolute;
  width: 30%;
  height: auto;
  float: left;
  display: block;
  left: 200px;
  top: 200px;
}
.main .txt {
  position: absolute;
  width: 700px;
  font-size: 48px;
  font-weight: bold;
  top: 440px;
  left: 300px;
}
.main .txt.r {
  top: 540px;
  left: 400px;
}
.main .txt h1 {
  font-weight: bold;
  font-size: 48px;
  display: inline-block;
  color: #009eff;
}
.title {
  width: 1190px;
  margin: 20px auto 20px auto;
  height: auto;
  overflow: hidden;
}
.title h1 {
  font-size: 44px;
}
.title h2 {
  font-size: 24px;
  color: #5c646f;
  font-weight: normal;
  line-height: 44px;
}
.download {
  width: 1190px;
  margin: 20px auto;
  height: auto;
  overflow: hidden;
}
.download .item {
  width: 31%;
  float: left;
  margin-right: 3% ;
  background: #f3f6fb;
  height: 300px;
  border-radius: 10px;
}
.download .item:last-child {
  width: 32%;
  margin-right: 0;
}
.download .item img {
  display: block;
  width: 40px;
  height: auto;
  margin: 40px auto;
}
.download .item h1,
.download .item h2 {
  display: block;
  width: 100%;
  text-align: center;
  height: auto;
  font-size: 24px;
}
.download .item h2 {
  margin: 20px auto;
  font-size: 14px;
  color: #5c646f;
  font-weight: normal;
}
.download .item button,
.download .item a {
  display: block;
  width: 260px;
  height: 40px;
  margin: 10px auto;
  background: #009cff;
  border: solid 1px #009cff;
  color: #ffffff;
  font-size: 14px;
  border-radius: 5px;
  text-align: center;
  line-height: 40px;
  text-decoration: none;
}
.app {
  width: 100%;
  height: auto;
  overflow: hidden;
  background: #f3f6fb;
}
.app .appbody {
  width: 1190px;
  margin: 20px auto;
  height: auto;
  overflow: hidden;
}
.app .left {
  width: 300px;
  height: auto;
  float: left;
}
.app .left p {
  font-size: 16px;
  display: block;
  color: #5c646f;
  line-height: 50px;
  text-align: center;
}
.app .left img {
  display: block;
  width: 200px;
  height: auto;
  margin: 50px auto 0px auto;
}
.app .right {
  width: 650px;
  height: auto;
  margin-right: 50px;
  float: right;
}
.app .right img {
  display: block;
  width: 100%;
  height: auto;
}
.copyright {
  display: block;
  margin: 50px auto;
  text-align: center;
  line-height: 30px;
  font-size: 14px;
}