body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.banner {
    background-color: #f4f4f4;
    padding: 20px;
    text-align: center;
}

.container {
    display: flex;
}

.side-menu {
    width: 200px;
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 10px;
}

.side-menu ul {
    list-style-type: none;
    padding: 0;
}

.side-menu ul li {
    margin: 20px 0;
}

.side-menu ul li a {
    color: #ecf0f1;
    text-decoration: none;
}

.content {
    flex-grow: 1;
    padding: 20px;
}

footer {
    background-color: #f4f4f4;
    text-align: center;
    padding: 10px;
    position: fixed;
    bottom: 0;
    width: 100%;
}

h1 {
    font-weight: bold;
}

p {
    font-weight: bold;
}