body {
    background-color:#e6e6e6; 
    //background-image: url(//images.cnblogs.com/cnblogs_com//Ineffable/1623423/o_200412124143719835.jpg);
	 background-attachment: fixed;
	background-repeat:no-repeat;
    font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    font-size: 12px;
    min-height: 101%;
}
#home {
margin: 0 auto;
opacity: 0.8;
width: 65%;
min-width: 1080px;
background-color: #fff;
padding: 30px;
margin-top: 50px;
margin-bottom: 50px;
box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}
#Snow{
     position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: 99999;
      background: rgba(255,255,240,0.1);
      pointer-events: none;
 }