@keyframes aparecer { 
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* KEYFRAMES */

body {
    background-color: black;
    font-family: 'Times New Roman', Times, serif;
    animation: aparecer 2s ease;
    margin-left: 20px;
}

h1 {
    color: white;
}

h2 {
    color: white;
}

p {
    color: white;
}

.parrafo-titulo {
    color: white;
    text-align: center;
    margin: 0px;
    padding: 0px;
    font-size: 20px;
}

.menu {
    text-align: center;
}

.navegation {
    color: white;
    text-decoration: none;
    font-size: 20px;
    margin: 15px;
    transition: 0.3s;
}

.navegation:hover {
    text-shadow: 0 0 15px white;
}

.titulo-main {
    font-size: 100px;
    margin: 0px;
    padding: 0px;
    text-align: center;
}

.quees {
    width: 900px;
    background-color: #121212;
    color: white;
    padding: 40px;
    border-radius: 10px;
    margin: 50px auto;
}

.titulos {
    font-size: 300%;
    max-width: 600px;
}

.parrafos {
    font-size: 150%;
    max-width: 600px;
}

.imagen {
    height: 250px;
}