body {
    font-family: 'Open Sans', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background: linear-gradient(90deg, #0073e6, #005bb5);
    color: white;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

h1 {
    margin: 0;
    font-size: 2.5em;
    font-weight: 700;
}

h2 {
    margin: 10px 0;
    font-size: 1.5em;
    font-weight: 600;
}

nav {
    background: #333;
    color: white;
    padding: 10px 0;
}

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

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #0073e6;
}

main {
    padding: 20px;
    max-width: 800px;
    margin: auto;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

ul {
    padding-left: 20px;
}

footer {
    text-align: center;
    padding: 20px 0;
    background: #333;
    color: white;
    position: relative;
    bottom: 0;
    width: 100%;
}

footer a {
    color: #0073e6;
    text-decoration: none;
}

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

img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 20px 0;
}

button {
    background-color: #0073e6;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #005bb5;
}

form {
    display: flex;
    flex-direction: column;
}

form label {
    margin: 10px 0 5px;
}

form input, form textarea {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

form textarea {
    resize: vertical;
}

h3 {
    margin-top: 20px;
    font-size: 1.2em;
    color: #0073e6;
}