body{background-image:url(/icons/background1.jpg);background-color:#fff;background-repeat:no-repeat;background-size:cover;background-position:50%;min-height:100vh;margin:0;animation:fadeIn 1s ease-in-out;opacity:1}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}body.chatear{background-image:url(/icons/fac4.jpg);background-size:cover}body.acerca,body.loguear,body.registrar{background-color:#fff;background-repeat:no-repeat;background-size:cover;background-position:50%;min-height:70vh;margin:0}