*{
    margin: 0;
    padding:0;
}
body{
    background-color: #f6f9fa;
    margin: 0px auto;
    padding: 0;
    float: left;
    width: 100%;

}
a:link,a:visited {
    text-decoration: none;
    color: #212121;
}

.body-all{
   margin: 0px auto;
   width: 900px;
   height: auto;
}
/*导航*/
.top_bar{
    width: 900px;
    height: 80px;
    background-color: #212121;
    position: fixed;
    top: 0;
    z-index: 999;
    box-shadow: 2px 5px 5px #b3b3b3;
    float: left;

}

.top_bar .top_ob{
    list-style-type: none;
    height: 50px;
    float: left;
    line-height: 80px;
    margin: 15px 24px 15px 24px;
}
.top_block{
    width: 130px;
    height: 50px;
    float: left;
    line-height: 50px;
    /*text-align: center;*/
    margin-left: 12px;

}
.top_block a{
    width: 130px;
    height: 50px;
    float: left;
}
.top_box{
    width: 130px;
    /*height: 50px;*/
    float: left;
    color: white;
    opacity: 0.7;
    font-family: 宋体;
    font-size: 20px;
}


.top_box:hover{
    color: white;
    opacity: 1;
}
/*内容*/

.container{
    width: 900px;
    height: auto;
    text-align: center;
    position: relative;
    float: left;
    margin-top: 150px;

}


.container .box_border{
    float:left;
    width: 900px;
    height: auto;
    margin-bottom: 30px;
    text-align: center;
    position: relative;

}
.container .download-cover{
    float:left;
    width: 900px;
    height: 506px;
    margin-bottom: 30px;
    text-align: center;
    position: relative;

}
.container .body_bar{
    width: 900px;
    height: auto;
    text-align: center;
    position: relative;
    float:left;
}
.container .body_bar2{
    width: 900px;
    margin-left:350 px;
    height: auto;
    text-align: center;
    position: relative;
    float:left;
}
.container .body_bar .bar1 p{
    text-align: left;
    margin-right: 15px;
    opacity: 0.7;
    font-family: 宋体;
    font-size: 20px;

}
.container .body_bar .bar1{
    cursor: pointer;
    width: auto;
    height: 20px;
    margin: 10px 0px 10px 10px;
    text-align: center;
    position: relative;
    float:left;


}
.container .body_bar2 .bar2 p{
    text-align: center;
    opacity: 0.7;
    font-family: 宋体;
    font-size: 20px;

}
.container .body_bar2 .bar2{
    cursor: pointer;
    width: 100px;
    height: 20px;
    margin: 10px;
    text-align: center;
    position: relative;
    float:left;
}


.container .body_bar .bar3{
    width: 900px;
    margin: 10px 0;
    height: auto;
    text-align: center;
    position: relative;
    float: left;
}
.container .body_bar .bar3 p{
    text-align: left;
    opacity: 0.9;
    font-family: Arial;
    font-size: 15px;
    line-height:22px;
    text-align:justify;
}


.container .body_bar .bar1 p:hover{
               color: red;
               opacity: 1;
}
.container .body_bar2 .bar2 p:hover{
               color: red;
               opacity: 1;
               border: 1.5px solid red;
}

.container .body_bar .bar2{
    width: 900px;
    height: 20px;
    margin: 20px 0 20px 0;
    text-align: center;
    position: relative;
    float: left;
}
.container .body_bar .bar2 p{
    text-align: left;
    opacity: 0.7;
    font-family: 宋体;
    font-size: 20px;
}
.container .body_bar .bar4{
    width: 900px;
    height: 20px;
    margin: 30px 0 5px 0;
    text-align: center;
    position: relative;
    float: left;
}
.container .body_bar .bar4 p{
    text-align: left;
    opacity: 0.7;
    font-family: 宋体;
    font-size: 20px;
}

.container .download{
    width: 900px;
    height: 20px;
    margin: 20px 0 20px 0;
    text-align: center;
    position: relative;
    float: left;
}
.container .download p{
    text-align: left;
    opacity: 0.7;
    font-family: 宋体;
    font-size: 20px;
    color: green;
}

.container .download p a{
    color: green;
    font-weight:bold;
}
/*脚部信息*/

.footing{
    width: auto;
    height: 60px;
    background-color: #f5f8f9;
    margin-top: 100px;
    z-index: 9999;
    float: left;
    position: relative;
    margin-top: 100px;

}
.footing .footing_bottom{
    width:900px;
    background-color: #f5f8f9;
    float: left;
    height: 40px;}

.footing .footing_bottom .foot_cell{
    width:130px;
    float: left;
    height:20px;
    font-family: 宋体;
    font-size: 15px;
    margin: 10px 0 10px 24px;
    cursor: pointer;
    opacity: 0.7;
}

.footing .footing_bottom .foot_cell1{
    width:260px;
    height:20px;
    float: left;
    font-family: 宋体;
    font-size: 15px;
    margin: 10px 10px;
    cursor: pointer;
    opacity: 0.7;
}
.footing .footing_bottom .foot_cell .foot_cell2{
   width:130px;
   float: left;
   cursor: pointer;
   opacity: 0.5;
}
.footing .footing_bottom .foot_cell a{
    width:130px;
    height:20px;
    float: left;
}
.footing .footing_bottom .foot_cell3{
    width:60px;
    height:20px;
    float: left;
    margin: 12px 12px;
    opacity: 0.7;
 }