body,p,ul,ol,input,button,h1,h2,h3,h4,h5,h6,textarea,th,td,hr{ 
	margin:0; 
	padding:0; 
	color:#000; 
	font-size: 14px; 
	font-family:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
}
li{ 
	list-style:none; 
	font-family:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
}
em,b,i,strong,h1,h2,h3,h4,h5,h6{ 
	font-style:normal; 
	font-family:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif; font-weight: normal;
}
a{ 
	outline:none; text-decoration:none; 
  font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif; cursor:pointer;
}
img{ 
	border:none; vertical-align:top;
}
input,button,textarea,em{ 
	background: none; 
	border:none; 
	outline:none; 
	overflow: hidden; 
	resize: none; 
	font-family:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
}
button{
	cursor: pointer;
}
/* 以下两句会让单元格间没有空白间隙 */
table{
	border-collapse:collapse
}
th,td{
	border:1px solid black;
}

.clear:after{ 
	content:""; display:block; clear:both;
}
.clear{ 
	zoom:1;
}