html,body{
	
	padding: 0px;margin: 0px;
  	width: 100%;height: 100%;
  	font-family:Arial,Helvetica,sans-serif;
    font-size: 16px;
    font-family: "Source Han Sans CN";
}
table{
	border-spacing: 0;
}
a { text-decoration: none;}
h4,h3,p,tr,td,img,ul,li,dl,dt,dd{
  padding: 0px;margin: 0px;list-style: none;
}
.clear:after{
    content: ".";
    display: block;
    clear: both;
    visibility: hidden;
    /*解决浮动高度为0*/
}
#main{
  height: 100%;width: 100%;
}
.content{
  width: 960px;position: relative;margin: 0 auto;height: 100%;
}
.content .sub {
    float: left;
    width: 132px;
    padding-bottom: 100px;
    margin-top: 40px;
}
.mod_class h3{
    height: 48px;
    line-height: 48px;
    margin-bottom: 16px;
    padding-bottom: 18px;
    border-bottom: 2px solid #727171;
    font-size: 32px;
    font-weight: normal;
  }
  .intro_class h3{
    height: 48px;
    line-height: 48px;
    margin-bottom: 16px;
    padding-bottom: 18px;
    border-bottom: 2px solid #727171;
    font-size: 32px;
    font-weight: normal;
  }
.nav-bar{
  margin-top: 40px;
}
.nav-bar a{
  color: #000;font-size: 14px;
}
.nav-bar em{
  font-style: normal;
    padding: 0 4px;
    font-family: \5b8b\4f53;
}
.mod_class {
    color: #595757;
}
.mod_class li{
  margin-bottom: 7px;width: 80px;height: 20px;
}
.mod_class a{
  color: #000;font-size: 14px;
}

.intro_class {
    color: #595757;
}
.intro_class li{
  margin-bottom: 7px;width: 80px;height: 20px;
}
.intro_class a{
  color: #000;font-size: 14px;
}

.text{
  float: right;
    width: 760px;
}
.text-tit{
  border-top: 2px solid #777;
  width: 100%;
  height: 2px;
  margin-bottom: 5px;
}
.text-co{
  font-size: 14px;line-height: 24px;
}
.text-co p{
  margin-bottom:10px;
}
.text-co hr{
  border: 1px solid #777;
}
.on{
    font-weight: bold;
}
.h3{
  font-size: 15px;
  background: #777;
  width: 150px;height:35px;
  box-shadow: 5px 5px 5px #999;
  border-radius: 5px;
  line-height: 35px;
  color: #fff;
  margin-top: 15px;
  margin-bottom: 15px;
  font-weight: 400;
  text-align: center;
  margin-top: 20px;
}
.bigtext{
  font-size: 20px;
  font-weight: 600;
}
.text-co img{
  margin: 10px auto;
  display: block;
  
}
.root{
  width: 800px;height: 550px; image-rendering: -webkit-optimize-contrast;
}