html, body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-size: 16px;
    background-image: url("../images/fondito2.png");

    background-position: center;
    background-size: cover;

}

nav {
    margin-top: 0px;
    text-align: center;
    background-image: url("../images/fondoarriba2.png");
    background-size: cover;
    background-position: bottom center;
    height: 25.75rem;
    width: 100%;

}

nav img {
    background-size: cover;
    height: 100%;

}


nav h3 {
    font-family: Relaway, sans-serif;
    color: aliceblue;
    font-weight: 300;
    font-size: 25px;
    letter-spacing: 2px;
    padding: 15px;
}


#bienvenida {
    font-family: Relaway, sans-serif;
    text-align: center;
    padding: 50px;
}

.section1 {
    margin: 0 auto;
    padding: 2.5em;
    text-align: center;
    display: flex;
}

.section1 p {
    line-height: 20px;
    padding: 20px 20px;
    margin-bottom: 20px;
    color: #333;
    font-family: cursive;
    font-size: 1.2rem;
}

.section1 img {
    height: 350px;
    width: 350px;

}


.section2 {
    text-align: center;
}

#empezar {
    font-family: Raleway, sans-serif;
    padding: 40px 80px;
    border: 7px solid mediumpurple;
    border-radius: 3px;
    font-size: 20px;
    font-weight: 700;
    text-align: center;
    background-color: mediumpurple;
    color: white;
    font-weight: bolder;
}


footer {
    background-image: url("../images/fondoabajo2.png");
    background-size: cover;
    color: blue;
    padding: 20px 0 80px 10px;
    text-align: center;
    margin-top: 10px;
}

.section3 {
    text-align: center;
    font-family: Raleway, sans-serif;
    display: flex;


}

#ucclogo {
    float: left;
}

.piedepagina {
    text-align: center;
}