body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-image: url('pic.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

#header {
    background-color: #3498db;
    color: white;
    text-align: center;
    padding: 15px;
}

#menu {
    background-color: #2c3e50;
    overflow: hidden;
}

#menu ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

#menu li {
    float: left;
}

#menu a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

#menu a:hover {
    background-color: #34495e;
}

#content {
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    margin: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

#content h2 {
    color: #3498db;
}

#content p {
    line-height: 1.6;
}

#content ol {
    padding-left: 20px;
}

#content ul {
    list-style-type: none;
    padding-left: 20px;
}

textarea {
    width: 100%;
    height: 100px;
    margin-bottom: 10px;
}

button {
    background-color: #3498db;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #2980b9;
}