body {
    background-color: rgb(255, 255, 255);
    background-size: cover;

}


.h1 {
    text-shadow: rgb(0, 0, 0);
    color: rgb(0, 0, 0);
    letter-spacing: 1px;
    text-align: center;
    background-size: cover;
    
}

.h2 {
    text-shadow: rgb(0, 0, 0);
    color: rgb(0, 0, 0);
    letter-spacing: 5px;
    text-align: center;
}

    

.PRINCIPAL{

    border: double rgb(190, 190, 190);
    padding: 10px;
    margin: 30px;
    border-radius: 10px;
    float: left;
    text-shadow: 1px 1px white;
    background-color: black;
    width: 95%;
    height: 45px;
    font-size: 20px;
    letter-spacing: 12px;
    text-align: center;
    color: black;
    background-size: cover;
   

    
}


ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-image: url("https://allegra.flowersetcfresno.com/pic/3676738_full-fondos-de-pantalla-aesthetic-rosa-flor-27-ideas-90s-aesthetic-wallpaper-girly-for-2019-fondo-de.jpg");
    background-size: cover;
}

li {
    float: left;
}

li a {
    display: block;
    color: rgb(0, 0, 0);
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

li a:hover {
    background-color: rgb(12, 171, 199);
}