.top{
    height: 80px;
    /* width: 1920px; */
}
/* logo部分 */
.logo{
    width: 1200px;
    margin: 0 auto;
}
.logo10{
    display: table-cell;
    vertical-align: middle;
    height: 80px;
}
.logo10 img{
    width: 180px;
    height: auto;
}

.fenge{
	height: 2px;
	background-color: #34cd80;
}
/* 导航部分 */
.nav{
    width: 1200px;
    height: 56px;
    margin: 0 auto;
}
.nav_ul{
    display: flex;
}
.nav_ul>li{
    list-style-type: none;
    width: 123px;
	height: 56px;
    text-align: center;
    line-height: 56px;
}

.nav_ul a{
    color: #333;
    font-family: MicrosoftYaHei-Bold;
	font-size: 16px;
    font-weight: normal;
	font-stretch: normal;
	line-height: 48px;
	letter-spacing: 1px;
    text-decoration: none;
}
.active{
	background-color: #34cd80;
}
.active a{
    color: #fff; 
}
html {
    overflow-y: scroll;
  }
   
  :root {
    overflow-y: auto;
    overflow-x: hidden;
  }
   
  :root body {
    position: absolute;
  }
   
  body {
    width: 100vw;
    overflow: hidden;
  }