.ad > div {
  position: relative;
  text-align: left;
}
.ad > div > div {
  position: absolute;
  display: inline-block;
  top: 270px;
  left: 70px;
}
body {
  background-color: #F5F5F5;
}
.content {
  background-color: #fff;
  margin: 40px 0;
}
.content > ul {
  width: 1200px;
  margin: 0 auto;
  border-bottom: 1px solid #c9c9c9;
}
.content > ul li {
  display: inline-block;
  margin-right: 10px;
  text-align: center;
}
.content > ul li:hover a,
.content > ul li.this a {
  color: #1c77e7;
  border-bottom: 4px solid #1C77E7;
}
.content > ul a {
  display: block;
  font-size: 18px;
  color: #333;
  padding: 8px 25px;
  border-bottom: 4px solid transparent;
}
.content .info {
  width: 1150px;
  padding-left: 50px;
  margin: 0 auto;
}
.content .info h1 {
  line-height: 120px;
  color: #1c77e7;
  font-size: 36px;
  font-weight: normal;
}
.content .info img {
  width: 350px;
}
.content .info > div > div {
  margin-left: 50px;
  padding-bottom: 50px;
}
.content .info > div > div li {
  list-style: disc inside;
  font-size: 18px;
  line-height: 36px;
}
.content .info > div > div h3 {
  font-size: 28px;
  font-weight: normal;
}
.content .info > div > div a {
  display: inline-block;
  padding: 14px 32px;
  background: #fff;
  border: 2px solid #1C77E7;
  color: #1C77E7;
  -webkit-border-radius: 5px;
     -moz-border-radius: 5px;
          border-radius: 5px;
  font-size: 18px;
  margin-top: 20px;
}
.content .info > div > div a:hover {
  background: #1C77E7;
  color: #fff;
}
.header .product{
	background-color: #1c77e7;
}
.header .product>a{
	color: #fff;
}