.about {
  font-weight: 100;
  height: 798px;
  background-color: #fcfcfc;
  background-image: url("/img/about/1.gif");
  background-position: center;
  background-repeat: no-repeat;
  color: #494949;
  background-size: 80%;
}
.about h1 {
  font-size: 58px;
  font-weight: 100;
  padding-top: 70px;
  padding-bottom: 8px;
}
.about p {
  font-size: 22px;
}
.about .clear {
  margin-top: 60px;
}
.about .clear img {
  display: inline-block;
  width: 250px;
  margin: 0 20px;
}
.list {
  height: 800px;
  background-image: url("/img/about/2.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: 1450px auto;
}
.list ul {
  width: 920px;
  margin: 0 auto;
  padding-top: 137px;
}
.list li {
  font-weight: 100;
  font-size: 20px;
  padding-bottom: 37.3px;
  line-height: 1;
}
.list li > .tt {
  width: 140px;
  font-size: 26px;
}
.list li > .dd {
  padding-top: 2px;
}