body {
    margin: 0;
}

h1, h2, h3, p {
    margin-top: 0;
}

.hero {
    background-image: url('../images/hero.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 160px 0;
    text-align: center;
    position: relative;
    color: white;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.8);  /* Negro con 50% de opacidad */
    z-index: 1;
}

.hero > .container {
    position: relative;
    z-index: 2;
}


.section-title {
    margin-top: 40px;
    margin-bottom: 20px;
    text-align: center;
}