body {
  min-width: 1000px;
  width: 100%;
  color: #666;
  background-color: #fff;
}
.center {
  margin: 0 auto 20px;
  text-align: center;
}
.flex-box {
  display: -webkit-flex;
  display: flex;
}
.flex-box .flex-item {
  flex: 1;
}
h4 {
  font-size: 26px;
  line-height: 30px;
  height: 30px;
  color: #333;
  padding: 50px 0 30px;
}
.content p {
  line-height: 24px;
  font-size: 16px;
  color: #5f6464;
}
.content .poster img {
  width: 100%;
}
.content .section-item:nth-child(1) {
  border-right: 1px solid #e5e5e5;
  text-indent: 2em;
  padding-right: 90px;
}
.content .section-item:nth-child(2) {
  padding-left: 90px;
}
.block-intro {
 // margin-bottom: 50px;
 margin-bottom: 20px;
}
.block-companies {
  width: 100%;
  height: 263px;
  background: #fbfbfb;
  margin-bottom: 30px;
}
footer,
article {
  width: 100%;
}
footer .content,
article .content {
  width: 1000px;
  margin: 0 auto;
  overflow-x: hidden;
}
footer .content {
  margin-bottom: 25px;
}
footer .content p {
  font-size: 14px;
  line-height: 18px;
  color: #4c4c4c;
}
footer .content a {
  cursor: pointer;
  color: #4c4c4c;
}
footer .content .item {
  margin-right: 10px;
}
footer .content .copyright {
  font-size: 12px;
}