html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

.header {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 10px;
    position: relative; /* This will ensure the footer stays below the content */
    width: 100%;
}

.container {
    flex: 1; /* This will make the container take up the available space */
    padding: 20px;
}

.sidebar {
    width: 250px;
    background-color: #333;
    color: #fff;
    padding: 20px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
}

.sidebar h2 {
    text-align: center;
}

.sidebar ul {
    list-style: none;
    padding: 0;
}

.sidebar ul li {
    margin: 20px 0;
}

.sidebar ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 18px;
}

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

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

form-container {
    max-width: 600px;
    margin: 0 auto;
}

.form-container label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
}

.form-container input[type="text"],
.form-container input[type="email"],
.form-container input[type="password"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    bor