body {
    text-align: center;
    background-image: url("../images/fondo.jpg");
    background-repeat: no-repeat;
    background-size: cover;
}
h1 {
    background-color: grey;
    color: white;
    border-style: solid;
    border-width: 3px;
    border-left-color: red;
}
img {
    border-style: solid;
    border-width: 3px;
    border-radius: 15px;
    box-shadow: 5px 5px white;
}
ul {

}
li {

}