body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f5f5f5;
    text-align: center;
}

header {
    background: #002766;
    color: white;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu-btn {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    margin-left: 10px;
}

.slide-menu {
    position: fixed;
    top: 0;
    left: -250px;
    width: 250px;
    height: 100%;
    background: #333;
    transition: left 0.3s;
    padding-top: 60px;
}

.slide-menu.open {
    left: 0;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    position: absolute;
    top: 15px;
    right: 15px;
}

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

.slide-menu ul li {
    padding: 10px;
}

.slide-menu ul li a {
    color: white;
    text-decoration: none;
}

footer {
    background: #002766;
    color: white;
    padding: 10px;
    position: fixed;
    width: 100%;
    bottom: 0;
}