body{background-size:cover;background-repeat:no-repeat;background-position:50%}body,body.bg-image-1{background-image:url(../images/bg-login/bg1.jpg)}body.bg-image-2{background-image:url(../images/bg-login/bg2.jpg)}body.bg-image-3{background-image:url(../images/bg-login/bg3.jpg)}body.bg-image-4{background-image:url(../images/bg-login/bg4.jpg)}body.bg-image-5{background-image:url(../images/bg-login/bg5.jpg)}