body, html {
  height: 100%;
  font-family: Calibri, sans-serif;
}
.contenido {margin: 20px;}
.caja {border:2px Solid Black; text-align:center;padding:10px; margin:10px; width:100%;}
.boton {padding:20px; background-color:Navy; color:White; font-weight:bold;margin:20px;}
.puntosarriba { border-top:1px dotted Black;}
.subrayado { text-decoration:underline; color:Black;}

.contenedor{}
.coberturas{font-size:12px}
.dotabajo{border-bottom:1px dashed Black;margin:0 !important;}
.impar{background-color:#f3f3f3;}