* {
  box-sizing: border-box;
}
ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
ul li {
  list-style: none;
}
a {
  color: #333;
  text-decoration: none;
}
img {
  vertical-align: middle;
  border: 0;
}
body {
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
  background-color: #f5f5f5;
  color: #333;
  margin: 0;
}
.g-main {
  width: 1200px;
  margin: 0 auto;
}
.banner {
  height: 500px;
  background: url(../img/banner.png) top center no-repeat;
  margin-bottom: 30px;
}
.header-title span {
  display: inline-block;
  background-color: #4e8cee;
  font-size: 40px;
  color: #fff;
  padding-left: 15px;
  padding-right: 50px;
  position: relative;
  height: 66px;
  line-height: 66px;
}
.header-title span:before {
  content: "";
  position: absolute;
  width: 0px;
  height: 0px;
  border-top: 33px solid transparent;
  border-bottom: 33px solid transparent;
  border-right: 25px solid #f5f5f5;
  top: 0;
  right: 0;
}
.guide-group {
  padding: 60px 0;
}
.guide-group ul {
  margin-left: -40px;
  display: block;
  zoom: 1;
}
.guide-group ul:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.guide-group ul > li {
  float: left;
  width: 25%;
  padding-left: 40px;
}
.media {
  background-color: #fff;
  display: table;
  width: 100%;
  height: 180px;
  padding: 10px;
  border-radius: 5px;
  box-shadow: 1px 0 5px rgba(0, 0, 0, 0.1);
  transition: all 0.5s;
}
.media .media-left {
  display: table-cell;
  vertical-align: middle;
  width: 100px;
  text-align: right;
  padding-right: 20px;
}
.media .media-body {
  display: table-cell;
  vertical-align: middle;
}
.media .media-body h3 {
  font-size: 28px;
  margin-top: 0;
  margin-bottom: 10px;
}
.media .media-body p {
  margin: 0;
  color: #999;
}
.media:hover {
  transform: scale(1.4);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}