* {
  margin: 0;
  padding: 0;
  list-style: none;
}
a {
  text-decoration: none;
  color: #000;
}
p {
  font-weight: 300;
}
.zuo {
  float: left;
}
.you {
  float: right;
}
.clear {
  clear: both;
}
.box {
  width: 800px;
  margin: 0px auto;
  background: #ddf1fc;
  padding-bottom: 20px;
}
.daohang {
  width: 100%;
  height: 80px;
}
.daohang img {
  width: auto;
  height: 80px;
  margin-left: 50px;
  float: left;
}
.nav {
  display: inline-block;
  width: 100px;
  height: 100%;
  line-height: 80px;
  text-align: center;
  font-size: 24px;
  float: right;
  margin-right: 50px;
}
.nav:hover {
  color: #f6ccda;
}
.box1 {
  width: 100%;
  background: #f6ccda;
  margin: 20px 0;
}
.box1 img {
  width: 100%;
  height: 440px;
  margin: 0 auto;
}
.box1 p {
  padding: 20px;
  line-height: 2;
  text-indent: 2em;
}
.box1 p strong {
  font-size: 20px;
}
.box2 {
  width: 100%;
}
.box2 .fl {
  float: left;
  margin-right: 40px;
  width: 350px;
  height: auto;
}
.box2 p {
  font-weight: 300;
  font-size: 18px;
  text-indent: 2em;
  line-height: 2;
  padding-right: 40px;
  text-align: justify;
}
.box2 .fr {
  float: right;
  width: 350px;
  height: auto;
  margin-left: 40px;
}
.box3 {
  box-sizing: border-box;
  width: 100%;
  height: auto;
}
.box3 .info {
  float: left;
  width: 240px;
  margin: 0 10px;
}
.box3 img {
  width: 100%;
  height: 180px;
}
.box3 p {
  font-weight: 600;
  margin: 10px 0;
  text-align: center;
}
.box4 {
  width: 100%;
  box-sizing: border-box;
  padding: 20px;
  letter-spacing: 2;
  line-height: 2;
  background: #f6ccda;
  text-align: justify;
  text-indent: 2em;
}
.row {
  box-sizing: border-box;
  width: 100%;
  padding: 20px 60px;
}
.row img {
  float: left;
  width: 200px;
  height: 140px;
  margin: 12px;
}