/**
 * Created by Lijianhua on 2016/7/28.
 * footer文档样式
 */
.footer {
  color: #ccc;
  position: absolute;
  bottom: 0;
  left: 0;
  background: transparent;
  height: 140px;
  width: 100%;
}
.footer:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  background: #000;
  opacity: 0.3;
  filter: alpha(opacity=30);
}
.footer .footer-content {
  position: relative;
  background-color: transparent;
  width: 1160px;
  margin: 0 auto;
}
.footer .footer-content p:first-child {
  color: #fff;
  margin-top: 20px;
  font-size: 18px;
}
.footer .footer-content .text-center {
  line-height: 1.3;
}