/*Fichero de la hoja de estilo en cascada*/
body {
    background-image:url('images/sevilla.png')
}
h1 {
    background-color: white;
    font-size: 300%;
    text-align:center;
    color:red;
}
#primerEncabezado {
    text-align:center;
    font-size: 200%;
    color: green;
    background-color: yellow;
}
.par {
    border-radius: 50px;
    text-align:center;
    font-family:Verdana;
    padding:20px 20px 20px 20px;
    border-style:dotted;
    border-width:2px;
}
.impar {
    border-radius: 50px;
    text-align:left;
    font-family:Helvetica;
    padding:40px 40px 40px 40px;
    background-color:purple;
    border-style:dotted;
    border-width:3px;