body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}


header h1 {
    background-color: #000;
    color: #fff;
    height: 65px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin: 0;
    font-size: 24px;
    text-transform: uppercase;
}
.seccionPrincipal{
    max-width: 60%;
    margin: 40px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    border-left: 5px solid var(--secondary-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);

}

:root {
    --primary-color: #000;
    --secondary-color: #ff0000;
    --background-color: #f4f4f4;
    --text-color: #000;
}

.itemLista{

    text-align: center;
    list-style: none;

}

button{
    background-color: var(--secondary-color);
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
    width: 80%;
}

.contenidoItem{

    color: #fff;
    text-decoration: none;
    text-align: center;
    margin: 20px;
}