html {overflow-y:scroll;
	width:100%;
	height:100%;
} 
body {
	margin:0;font:12px"\5B8B\4F53",sans-serif;background:#ffffff;
	background: url("../img/index.jpg") no-repeat;
	background-size: 100%;
	width:100%;
	height:100%
} 
div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,blockquote,p{padding:0; margin:0;} 
table,td,tr,th{font-size:12px;} 
li{list-style-type:none;} 
img{vertical-align:top;border:0;} 
ol,ul {list-style:none;} 
h1,h2,h3,h4,h5,h6{font-size:12px; font-weight:normal;} 
address,cite,code,em,th {font-weight:normal; font-style:normal;}
.btnbody{
	width: 100%;
 	display: flex;
 	margin: 0 auto;
 	justify-content: space-around;
 	height: 100%;
 	align-items: center;
}
.btn img:hover{
  transition: all 0.6s;  
  transform: scale(1.4);  
}
.btn{
	margin: 0 auto;
	width: 20%;
}
.btn img{
	width: 100%;
}