body {
    background-color: #f4f9f9;
    font-family: Arial, sans-serif;
    margin: 0;
}

header {
    background-color: #00a8d6;
    color: white;
    text-align: center;
    padding: 20px;
}

.logo {
    width: 200px;
    display: block;
    margin: auto;
}

h1 {
    margin-top: 10px;
}

nav {
    margin-top: 15px;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 15px;
    font-weight: bold;
}

nav a:hover {
    background-color: white;
    color: #00a8d6;
    border-radius: 5px;
}

main {
    width: 80%;
    margin: auto;
    padding: 20px;
}

h2 {
    color: #00a8d6;
}

img {
    width: 80%;
    max-width: 500px;
    display: block;
    margin: 20px auto;
}

.columns {
    display: flex;
    gap: 30px;
}

.columns div {
    flex: 1;
}

table {
    width: 60%;
    margin: auto;
    border-collapse: collapse;
}

th,
td {
    border: 2px solid #00a8d6;
    padding: 10px;
    text-align: center;
}

form {
    width: 60%;
    margin: auto;
}

input,
select,
textarea {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    box-sizing: border-box;
}

input[type="submit"] {
    background-color: #00a8d6;
    color: white;
    border: none;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #007ea0;
}

footer {
    background-color: #00a8d6;
    color: white;
    text-align: center;
    padding: 15px;
}

/* Responsive layout */
@media screen and (max-width: 768px) {
    .columns {
        flex-direction: column;
    }

    table,
    form {
        width: 100%;
    }

    img {
        width: 100%;
    }

    nav a {
        display: block;
        padding: 10px;
    }
}

.gallery {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.gallery img {
    width: 300px;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
}

.columns {
    display: flex;
    gap: 30px;
}

.columns div {
    flex: 1;
}

@media screen and (max-width: 768px) {
    .columns {
        flex-direction: column;
    }

    .gallery img {
        width: 100%;
        max-width: 300px;
    }
}