*{
    box-sizing: border-box;
}
body{
    background-image: url(../img/fondo_einstein.jpg);
    padding: 1%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}
h1{
    width: 100%;
    background-image: url(../img/titulo.jpg);
    text-align: center;
    color:white;
    font-size: 2em;
}
p{
    background-color: rgb(250, 248, 213);
}