*{
    box-sizing: border-box;
}

body {
    background-image: url(../img/pattern.gif);
}

#contenedor {
    width: 100%;
    height: 400px;
    background-color: rgb(99, 99, 99);
    border: 5px solid black;
    margin: auto;
    padding: 20px;
    flex-wrap: wrap;
    display: flex;
    justify-content: space-between;

}

#titulo {
    width: 100%;
    height: 100px;
    background-color: rgb(199, 199, 199);
    border-bottom: 10px double;
    justify-content: center;
    text-align: center;
    font-size: 60px;
}

#bloque1 {
    width: 32%;
    height: 150px;
    background-color: rgb(255, 255, 199);
    padding: 10px;

    font-size: x-large;
}

#bloque2 {
    width: 32%;
    height: 150px;
    background-color: rgb(224, 170, 224);
    padding: 10px;


    text-align: center;
    font-size: x-large;
}

#bloque3 {
    width: 32%;
    height: 150px;
    background-color: rgb(223, 158, 168);
    padding: 10px;

    text-align: right;
    font-size: x-large;
}