*{
    padding: 0;
    margin: 0;
    color: #0D1C28;
    list-style: none;
    outline:none;
}
body{
	
}
/*清除浮动对父级的影响*/
.clear:after{
	 content:".";        
     display:block;        
     height:0;        
     clear:both;        
     visibility:hidden;  
}
.clear{
	zoom: 1;
}


/*左右浮动*/
.left{
    float: left;
}
.right{
    float: right;
}

/*卡片的颜色*/
.card_bg{
	background: #F8F9F9;
}