.icon-sprite{background-image:url(../images/icon_sprite.png);background-repeat:no-repeat;text-indent:-9999px}@media (-webkit-min-device-pixel-ratio: 2), (min--moz-device-pixel-ratio: 2), (-o-min-device-pixel-ratio: 4 / 2), (min-device-pixel-ratio: 2), (min-resolution: 192dpi), (min-resolution: 2dppx){.icon-sprite{background-image:url(../images/icon_sprite@2x.png);background-size:100px 1000px}}html,body{height:100%}.wrapper{min-width:320px;min-height:100%;margin:0 auto;background-color:#fff;overflow:hidden}.wrapper:after{content:'';display:table;clear:both}.page{margin:0 auto;text-align:left;background-color:#fff}@media (min-width: 768px){.container{width:750px}}@media (min-width: 992px){.container{width:970px}}@media (min-width: 1200px){.container{width:1200px}}