body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
    color: #333;
}

header {
    background-color: #ebf7fd;
    color: #fff;
    padding: 0px 0;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

header img {
    lwidth: 100%;
    height: auto;
}

/* Add a black background color to the top navigation */
.topnav {
    background-color: #333;
    overflow: hidden;
}

/* Style the links inside the navigation bar */
.topnav a {
    float: left;
    display: block;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;
}

/* Change the color of links on hover */
.topnav a:hover {
    background-color: #ddd;
    color: black;
}

/* Add an active class to highlight the current page */
.topnav a.active {
    background-color: #04AA6D;
    color: white;
}

/* Hide the link that should open and close the topnav on small screens */
.topnav .icon {
    display: none;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #2e3744;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 10px;
}

.menu-icon {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-icon .bar {
    width: 25px;
    height: 3px;
    background-color: #fff;
    margin: 4px 0;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin: 0 10px;
}

.nav-links a {
    color: #fff;
    padding: 14px 20px;
    text-decoration: none;
    text-align: center;
}

.nav-links a:hover {
    background-color: #0056b3;
}

.container {
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.card {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin: 20px;
    flex: 1 1 calc(33.333% - 40px);
    box-sizing: border-box;
}

.card h2 {
    margin-top: 0;
    color: #0056b3;
}

.contact-form {
    display: flex;
    flex-direction: column;
    max-width: 600px;
    margin: auto;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    background-color: #f9f9f9;
}

.contact-form label {
    margin-bottom: 10px;
    font-weight: bold;
}

.contact-form input,
.contact-form textarea {
    margin-bottom: 20px;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ddd;
    font-size: 16px;
}

.contact-form button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    background-color: #04aa6d;
    color: white;
    font-size: 16px;
    cursor: pointer;
}

.contact-form button:hover {
    background-color: #269d71;
}

footer {
    background-color: #2e3744;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    position: relative;
    bottom: 0;
    width: 100%;
    box-shadow: 0 -4px 8px rgba(0, 0, 0, 0.1);
}

footer a {
    color: #fff;
    text-decoration: none;
    margin: 0 10px;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .menu-icon {
        display: flex;
    }
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
    }
    .nav-links.active {
        display: flex;
    }
    .nav-links li {
        width: 100%;
        text-align: center;
        padding: 10px 0;
    }
    .container {
        padding: 20px 10px;
        flex-direction: column;
    }
    .card {
        padding: 15px;
        margin: 15px 0;
        flex: 1 1 100%;
    }
    .card h2 {
        font-size: 1.5em;
    }
}

/* When the screen is less than 600 pixels wide, hide all links, except for the first one ("Home"). Show the link that contains should open and close the topnav (.icon) */
@media screen and (max-width: 600px) {
    .topnav a:not(:first-child) {
        display: none;
    }
    .topnav a.icon {
        float: right;
        display: block;
    }
}

/* The "responsive" class is added to the topnav with JavaScript when the user clicks on the icon. This class makes the topnav look good on small screens (display the links vertically instead of horizontally) */
@media screen and (max-width: 600px) {
    .topnav.responsive {
        position: relative;
    }
    .topnav.responsive a.icon {
        position: absolute;
        right: 0;
        top: 0;
    }
    .topnav.responsive a {
        float: none;
        display: block;
        text-align: left;
    }
}