body {
  background: url(../images/bg.jpg) center top no-repeat;
  color: #fff;
}
.c-blue {
  color: #1a9cef;
}
a {
  color: #1a9cef;
}
a:hover {
  color: #fff;
}
.f46 {
  font-size: 46px;
}
.f26 {
  font-size: 26px;
}
.topnav {
  line-height: 75px;
  height: 75px;
}
.topnav .logo {
  width: 160px;
  height: 53px;
  background: url(../images/logo.png);
  cursor: pointer;
  margin-top: 11px;
}
.topnav .right-nav a {
  margin-left: 20px;
  font-size: 12px;
}
.j-content {
  padding-top: 270px;
}
.j-content p {
  line-height: 1.8em;
  text-indent: 30px;
}
.j-content p .t-icon {
  background: url(../images/logo2.png);
  width: 195px;
  height: 53px;
  display: inline-block;
}
.j-content .download {
  background: url(../images/icon.png);
  width: 331px;
  height: 69px;
  display: inline-block;
  margin-top: 50px;
}