body {
    background-color: #f0f2f5;
    font-family: Helvetica, Arial, sans-serif;
}

.container {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .1), 0 8px 16px rgba(0, 0, 0, .1);
    margin-top: 40px;
    padding: 20px;
}

h1 {
    color: #1877f2;
}

.navbar {
    background-color: #1877f2 !important;
}

.navbar-brand {
    color: white !important;
    font-weight: bold;
}

#logoutBtn {
    background-color: white;
    color: #1877f2;
    border-color: white;
}

#logoutBtn:hover {
    background-color: #f0f2f5;
}