* {
  margin: 0;
  padding: 0;
}
.logo {
  width: 100%;
  height: 60px;
  display: flex;
  align-items: center;
}
.logo img {
  width: 130px;
}
.page {
  width: 1200px;
  margin: 0 auto;
  border: 30px solid #f2f2f2;
  padding-left: 70px;
  padding-right: 70px;
}
.page header {
  background-color: #276040;
}
.page header img {
  width: 50px;
}
.page nav {
  display: flex;
  flex-direction: row;
  justify-content: space-around;
  height: 50px;
  align-items: center;
}
.page nav a {
  text-align: center;
  text-decoration: none;
  color: #000;
  font-weight: 900;
}
.page .content {
  width: 90%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}
.page .content .con-items {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  margin: 20px 0px;
}
.page .content .con-items img {
  border-radius: 20px;
  border: 5px solid #f2f2f2;
  width: 30%;
}
.page .main {
  display: flex;
  flex-direction: column;
  width: 90%;
  margin: 0 auto;
}
.page .main p {
  font-family: "微软雅黑";
  text-indent: 2em;
  line-height: 50px;
}
.page footer {
  border: 1px solid #f2f2f2;
  height: 70px;
  line-height: 70px;
  margin-top: 70px;
}
.page footer p {
  color: #000;
  text-align: center;
}
.banner {
  width: 100%;
}
.banner img {
  width: 100%;
}