body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #333;
}

header {
    background: linear-gradient(135deg, #002127, #004080);
    color: white;
    text-align: center;
    padding: 20px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
}

nav ul li {
    margin: 0 10px;
    position: relative;
}

nav ul li a {
    color: white;
    text-decoration: none;
}

/* Dropdown */
.dropdown-menu {
    display: none;
    position: absolute;
    background: #004080;
    list-style: none;
    padding: 10px;
    margin: 0;
    top: 100%;
    left: 0;
    width: 180px;
    border-radius: 5px;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li {
    padding: 5px 0;
}

.dropdown-menu li a {
    color: white;
    text-decoration: none;
    display: block;
    padding: 5px;
}

.dropdown-menu li a:hover {
    background: #002147;
}

.banner {
    padding: 50px 20px;
}

.herramientas-superior {
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 20px 0;
}

.herramienta {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 120px;
    text-align: center;
}

.herramienta .icon {
    font-size: 24px;
}

section {
    padding: 40px 20px;
    text-align: center;
}

.servicio {
    background: white;
    margin: 20px auto;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    max-width: 300px;
}

footer {
    text-align: center;
    padding: 20px;
    background: #002147;
    color: white;
}