* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Georgia", "Times New Roman", serif;

    background: 
    linear-gradient(rgba(11,31,58,0.85), rgba(11,31,58,0.85)),
    url("../assets/fondo1.jpeg");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;

    padding: 60px 0;
}


section {
    width: 75%;
    max-width: 900px;
    margin: auto;
    background-color: #2c3e50; 
    padding: 50px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}


h1 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    color: #d5d8dc;
    letter-spacing: 1px;
    font-weight: normal;
}


h2 {
    margin-top: 35px;
    margin-bottom: 15px;
    font-size: 24px;
    color: #cfd8dc;
    border-left: 4px solid #5dade2;
    padding-left: 10px;
    font-weight: normal;
}


section p {
    font-size: 18px;
    line-height: 1.9;
    text-align: justify;
    margin-bottom: 20px;
    color: #f2f3f4;
}


ul {
    list-style: none;
    margin-top: 15px;
}

ul li {
    font-size: 18px;
    margin-bottom: 12px;
    padding-left: 25px;
    position: relative;
    color: white;
}


ul li::before {
    content: "■";
    position: absolute;
    left: 0;
    color: #5dade2;
    font-size: 12px;
    top: 6px;
}



@media (max-width: 768px) {

    body {
        padding: 30px 15px;
    }

    section {
        width: 100%;
        padding: 30px 20px;
        border-radius: 6px;
    }

    h1 {
        font-size: 26px;
        margin-bottom: 25px;
    }

    h2 {
        font-size: 20px;
        margin-top: 25px;
    }

    section p {
        font-size: 16px;
        line-height: 1.7;
    }

    ul li {
        font-size: 16px;
        padding-left: 20px;
    }

    ul li::before {
        font-size: 10px;
        top: 5px;
    }
}

.btn-volver {
    display: block;
    width: fit-content;
    margin-left: 40px;
    margin-top: 40px;
     display: inline-block;
    margin-top: 40px;
    padding: 12px 25px;
    background-color: #34495e;
    color: #e4e7ea;
    text-decoration: none;
    border-left: 4px solid #5dade2;
    font-size: 16px;
    border-radius: 4px;
    transition: all 0.3s ease;

}

.btn-volver:hover {
    background-color: #3d566e;
    padding-left:100px;
}