body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}
#logo {
    text-align: center;
    padding: 20px 0;
    background-color: #fff;
}

#logo img {
    width: 250px;
}

/* Principal */
#principal {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.contenedor_head h2 {
    color: rgba(225, 37, 27, 1);
    margin-bottom: 10px;
}

.contenedor_head p {
    margin-bottom: 30px;
}

.contenedor_img {
    text-align: center;
    margin-bottom: 40px;
}

.contenedor_img img {
    width: 100%;
    max-width: 350px;
    border-radius: 8px;
}

/* Grid de fichas */
.grid-fichas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.ficha {
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    text-align: center;
    padding: 15px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.ficha:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.ficha img {
    width: 100%;
    max-width: 200px;
    margin-bottom: 15px;
}

.ficha h3 {
    color: rgba(225, 37, 27, 1);
    font-size: 18px;
    margin-bottom: 10px;
}

.ficha p {
    font-size: 14px;
    margin-bottom: 15px;
}

/* Botón */
.button_css a {
    display: inline-block;
    padding: 8px 15px;
    background-color: #323232;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    transition: background 0.3s;
}

.button_css a:hover {
    background-color: #e1251b;
}

/* Descargas */
.ficha_descarga {
    text-align: center;
    color: white;
    background-color: rgba(225, 37, 27, 1);
    padding: 20px;
    margin-top: 40px;
    border-radius: 10px;
}


.-b-text-undexpanded {
    overflow: hidden;
    max-height: 50px;
    transition: max-height 0.3s ease;
    cursor: pointer;
}

.-b-text-undexpanded.-b-expander {
    max-height: 200px;
}