.box_50_left{
border:1px solid #999999;
float:left;
width:250px;
padding:10px;
margin-right:20px;
margin-bottom:20px;
overflow:hidden;
}

.box_50_right{
border:1px solid #999999;
float:left;
width:250px;
padding:10px;
margin-bottom:20px;
overflow:hidden;
}

.box_100{
border:1px solid #999999;
float:left;
width:530px;
padding:10px;
margin-right:20px;
margin-bottom:20px;
overflow:hidden;
}

.box_icon{
float:left;
margin-right:10px;
margin-bottom:10px;
}

.box_titel{
float:left;
}

.box_content_clear{
clear:left;
}

.box_content_float{
float:left;
margin-top:5px;
width:160px;
}

.box_100_content_float{
float:left;
margin-top:5px;
width:420px;
}

.box_100_content_clear{
clear:both;
margin-top:5px;
width:100%
}

.box_50_inbox_100{
border:1px solid #DFDFDF;
width:238px;
float:left;
padding:10px;
margin-bottom:10px;
overflow:hidden;
}