.icon-sys{background:url(../images/icon/tabicons.png) no-repeat;width:18px;line-height:18px;display:inline-block;background-position:0 -200px}.icon-desktop{background:url(../images/icon/tabicons.png) no-repeat;width:18px;line-height:18px;display:inline-block;background-position:-201px -220px}.icon-account{background:url(../images/icon/man.png) no-repeat;width:16px;line-height:16px;display:inline-block}.icon-setPass{background:url(../images/icon/setPass.png) no-repeat;width:16px;line-height:16px;display:inline-block}.icon-theme{background:url(../images/icon/theme.png) no-repeat;width:16px;line-height:16px;display:inline-block}.icon-exit{background:url(../images/icon/exit.png) no-repeat;width:16px;line-height:16px;display:inline-block}