body {
	background: #fff;
	overflow: overlay;
	margin: 0;
	padding: 0;
}

button,
textarea,
input,
body {
	font-family:"PingFang SC", "Source Sans Pro", "Helvetica Neue", "Microsoft Yahei", Helvetica, Arial, "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;
	

}





ul,ol{list-style: none; margin: 0; padding: 0;}
.clearfix{clear: both;}
a{ color:#333; text-decoration:none;}
em{ font-style: normal;}
p{ margin:0}


h1,h2,h3,h4,h5,h6{ font-weight: normal; margin: 0; padding: 0;}

.case_fl::-webkit-scrollbar {
            width: 5px; /*对垂直流动条有效*/
            height: 5px; /*对水平流动条有效*/
        }

        /*定义滚动条的轨道颜色、内阴影及圆角*/
      .case_fl::-webkit-scrollbar-track{
            background-color: #fff;
            border-radius: 3px;
        }


       /*定义滑块颜色、内阴影及圆角*/
       .case_fl::-webkit-scrollbar-thumb{
            border-radius: 7px;
            background-color: #e1e1e1;
        }



        /*定义右下角汇合处的样式*/
      .case_fl::-webkit-scrollbar-corner {
            background:khaki;
        }


input:focus {
    outline: none;
}