body{background-color:#004;margin:0;overflow:hidden;font-size:13px;font-family:"Microsoft YaHei"}a:link{color:#00F;text-decoration:none}a:visited{color:#00F;text-decoration:none}a:hover{color:#c00;text-decoration:underline}body.custom-background{background-image:url('../img/bg.jpg');background-size:100% 100%;background-repeat:no-repeat;background-position:top left;background-attachment:fixed;z-index:10000}.snow-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:100}