body{
	font-family: "Microsoft YaHei";
	margin: 0;
	padding: 0;
}
div,input,p,ul,li{
	box-sizing: border-box;
}
a{
	display: block;
	box-sizing: border-box;
}
a,a:hover,a:active,a:visited{
	text-decoration: none;
}
button,button:after,button:active,button:visited,button:hover{
	border: none;
	outline: none;
}
p,ul,li{
	margin: 0;
	padding: 0;
}
ul li{
	list-style-type:  none;
}
img{
	display: block;
}
.contains_box{
  width: 100%;
  height: auto;
}
.box_relative{
  position: relative;
}
.box_overflow{
	overflow: hidden;
}
.big_box{
  width: 100%;
  height: 100%;
}
.box_block{
  display: block;
}
.auto_width{
  width: auto;
  height: 100%;
}
.auto_height{
  width: 100%;
  height: auto;
}
.center{
  display: flex;
  justify-content: center;
  align-items: center;
   display: -webkit-flex;
  -webkit-justify-content: center;
  -webkit-align-items: center;
}

.auto_box{
  width: auto;
  height: auto;
}

.padding_left_box30{
  padding-left: 30rpx;
  background: #fff;
}

.box_end{
  display: flex;
  justify-content: flex-end;
  align-items: center;
   display: -webkit-flex;
  -webkit-justify-content: flex-end;
  -webkit-align-items: center;
}
.box_start{
  display: flex;
  align-items: center;
  display: -webkit-flex;
  -webkit-align-items: center;
}

.box_around{
   display: flex;
  justify-content: space-around;
  align-items: center;
   display: -webkit-flex;
  -webkit-justify-content:space-around;
  -webkit-align-items: center;
}
.box_between{
  display: flex;
  justify-content: space-between;
  align-items: center;
   display: -webkit-flex;
  -webkit-justify-content:space-between;
  -webkit-align-items: center;
}
.align_start{
  align-items: flex-start;
  -webkit-align-items: flex-start;
}
.align_end{
  align-items: flex-end;
  -webkit-align-items: flex-end;
}
.text_over{
	text-overflow: ellipsis;
	overflow: hidden;
	white-space: nowrap;
}
/*遮盖层  */
.cover{
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  position: fixed;
  z-index:3;
  top:0;
  left:0;
  display: none;
}
.bg_fff{
	background: #FFFFFF;
}