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

body {
    line-height: 1.6;
}

header {
    background: #0d47a1;
    color: white;
    text-align: center;
    padding: 20px;
}

nav {
    background: #1565c0;
    position: sticky;
    top: 0;
}

nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
}

nav ul li {
    margin: 10px;
}

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

nav ul li a:hover {
    text-decoration: underline;
}

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

.home {
    background: #e3f2fd;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.card {
    background: #f1f1f1;
    padding: 20px;
    border-radius: 10px;
}

.gallery {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.gallery img {
    width: 200px;
    border-radius: 10px;
}

input, textarea {
    width: 80%;
    padding: 10px;
    margin: 10px;
}

button {
    padding: 10px 20px;
    background: #1565c0;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background: #0d47a1;
}

footer {
    background: #0d47a1;
    color: white;
    text-align: center;
    padding: 15px;
}