/* 头部 */
.head{
  width: 100%;
}

.head-nav{
  width: 1360px;
  height: 80px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}
.head-nav-logo{
  height: 80px;
  line-height: 80px;
}
.head-nav-logo img{
  vertical-align: middle;
  width: 250px;
}
.head-nav-logo span{
font-size: 30px;
font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
font-weight: bold;
color: #06A03A;
vertical-align: middle;
}
.head-nav-list{
  width:738px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.head-nav-list li{
  height: 60px;
  line-height: 60px;
}
.head-nav-list li a{
font-size: 16px;
font-family: MicrosoftYaHei;
color: #333333;
}
.head-nav-list li a{
	display: block;
	width: 100%;
	height: 100%;
font-size: 16px;
font-family: MicrosoftYaHei;
color: #333333;
position: relative;
}
.head-nav-list li .greenline{
	position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: #20467e;
    transition: all .3s;
}
.head-nav-list li:hover .greenline{
  width: 100%;
  margin-left: -50%;
}
.head-nav-list li:hover a{
  color: #20467e;
}