body,
div,
p,
a {
  padding: 0 ;
  margin: 0;
  font-family: "微软雅黑";
}
a {
  color: #000;
  text-decoration: none;
}
.clearfix {
  clear: both;
}
.container {
  position: relative;
  overflow: hidden;
}
.container .img {
  width: 800px;
  height: 400px;
  margin: 0 auto;
  text-align: center;
}
.container .txt {
  position: relative;
  text-align: center;
}
.container .txt h1 {
  height: 60px;
  line-height: 60px;
  font-size: 30px;
}
.container .txt p {
  font-size: 20px;
}
.container .btn {
  position: relative;
  width: 800px;
  margin: 20px auto 0;
  text-align: center;
}
.container .btn a {
  display: inline-block;
  width: 160px;
  height: 48px;
  line-height: 48px;
  margin: 0 6px;
  border-radius: 5px;
  border: 1px solid #1e80c2;
  text-align: center;
  color: #1e80c2;
  font-size: 20px;
  transition: background-color 0.8s;
}
.container .btn a:hover {
  background-color: #1e80c2;
  color: #fff;
}
.container .btn p {
  height: 60px;
  line-height: 60px;
  margin-top: 30px;
  text-align: center;
  font-size: 16px;
}
.container .btn p .link {
  width: 100%;
  color: #333;
  text-align: center;
  border: none;
  font-weight: bold;
}
.container .btn p .link:hover {
  color: #fff;
}
.container .btn .logo {
  position: relative;
  display: block;
  width: 100px;
  height: 60px;
  line-height: 60px;
  margin-top: 30px;
  font-size: 14px;
}
@media (max-width: 800px) {
  .container img {
    width: 100% ;
    height: auto;
  }
}
@media (max-width: 800px) {
  .container .btn {
    width: 100%;
  }
}