body{
	background: url(../img/banner1.jpg);
}

ul>li>a{
	background: orange;
}

ul>li>a:hover{
	background: blue;
}


#header-1{
	background: #0B042E;
}

#btn-opcion{
	background: #514C4C;
}
#caja-opciones{
	background: #010847;
}


#btn-home:hover,#btn-maestros:hover,#btn-alumnos:hover,#btn-reinscripcion:hover,#btn-calificacion:hover{
	background: #D95C00;
	
}

#btn-home, #btn-maestros, #btn-alumnos, #btn-reinscripcion, #btn-calificacion{
	background: rgba(0,0,0,.5);
}