@import compass/css3 .offline-ui, .offline-ui *, .offline-ui:before, .offline-ui:after, .offline-ui *:before, .offline-ui *:after +box-sizing(border-box) .offline-ui display: none position: fixed background: #fff z-index: 2000 display: inline-block .offline-ui-retry display: none &.offline-ui-up display: block &.offline-ui-down display: block